Har Gow vs Siu Mai: The Ultimate Face-Off Between Dim Sum’s Two Benchmark Dumplings

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Har Gow vs Siu Mai: The Ultimate Face-Off Between Dim Sum’s Two Benchmark Dumplings

✍️ By Dim Sum Palace Culinary Team  |  📅 Updated: August 2026  |  ⏱ 38 min read  |  🥟 Dim Sum Deep Dive · Column 5 · Har Gow & Siu Mai

Here is the straight answer first, because the question that brought you here has one. Har gow is a shrimp dumpling sealed in a translucent wheat-starch wrapper and pleated along one curved edge, and siu mai is an open-topped pork-and-shrimp dumpling held in a thin yellow wheat wrapper. Har gow is the pastry test. Siu mai is the filling test. Order both, eat both while they are hot, and you will know more about a Cantonese kitchen in four minutes than an hour of reading reviews will tell you.

We write this as people who pull steamers for a living. Dim Sum Palace runs eight Cantonese rooms across New York City, and in every one of them the day is organized around baskets: baskets stacked, baskets pulled, baskets carried out while the wrapper on the har gow is still soft enough to give under a chopstick. Har gow and siu mai are the first two things we make in the morning and among the last two we make before closing, and they are the two dishes we watch most carefully, because they are the two a kitchen cannot hide behind.

That is the real reason this face-off matters, and it is worth saying plainly before the detail starts. The interesting question is not which dumpling tastes better, since that is a matter of what you like and there is no argument to win. The interesting question is what each one reveals. A har gow puts the pastry section on trial: the starch, the water temperature, the hands, the timing, the steam. A siu mai puts the larder on trial: the pork, the fat ratio, the shrimp, the chop, the seasoning. Between them they cover the two halves of a dim sum kitchen, which is why they sit on the same order sheet in every Cantonese room from Hong Kong to Sunset Park.

So this guide teaches both dumplings properly. It explains what har gow is made of and why the wrapper behaves the way it does, what Cantonese siu mai is and how it drifted south from a northern original, what the pleat count actually means and what it does not, how to judge either one from your chair in seconds, how to fit both into an order for two people or ten, and where the frozen supermarket version departs from the room version. Take the method with you and use it anywhere, including on us.

Two things this article will not do. It will not quote prices, because prices move and a number written in August is a small lie by November. It will not tell you that some other restaurant is bad, because we do not work in that kitchen and we are in no position to judge a room we have not stood in. What it will do is hand over the standards the trade uses on itself. If you want the wider vocabulary before the detail, the beginner’s guide to Cantonese dim sum and its twenty core dishes is the place to start, and the complete dim sum guide covers history, etiquette and the full dish list in one page.

Har gow and siu mai are the two dishes a Cantonese kitchen cannot hide behind

Every trade has a test piece. Bakers get judged on a plain baguette, sushi counters get judged on tamago, and Cantonese dim sum kitchens get judged on har gow and siu mai. The reason is the same in all three cases: the test piece has nowhere to hide. There is no sauce over it, no chilli in it, no crust to cover a mistake, and no clever plating between the cook and the customer. What arrives in the basket is the work, unedited.

Har gow puts the pastry side of the kitchen on trial. The wrapper is made from a starch that behaves nothing like ordinary dough, it has to be mixed with water at the right heat, worked while it is hot, pressed thin, filled, pleated and closed by hand, and then steamed for a short window that is measured in minutes rather than in convenient rounded numbers. A har gow that arrives thick tells you the dough was easier to handle that way. A har gow that arrives split tells you it sat in the steam too long, or it was stacked wrong, or it waited on the pass. A har gow that arrives gray and gluey tells you it was made a long time before you asked for it.

Siu mai puts the larder on trial, and the larder is harder to fake than people assume. Pork with the wrong fat ratio goes dry or goes greasy, and both faults land on your tongue immediately. Shrimp that has been sitting turns soft and reads faintly of ammonia, which no amount of white pepper covers. Filling that has been run through a machine until it is a smooth paste eats like a hot dog rather than like meat, and you can see that failure through the open top before you have picked the thing up. Siu mai is the dish that tells you what the kitchen buys and how carefully it handles what it buys.

Between the two of them you cover a working kitchen almost completely. The pastry section, the meat section, the steamer discipline, the pacing, the buying: all of it is legible from two baskets. We are not claiming this is a secret. Every Cantonese family that eats dim sum regularly does exactly this without thinking about it, which is why the har gow basket tends to arrive first at a table of aunties and why the conversation goes quiet for a second while everybody looks at it.

The four heavenly kings, and why two of them do most of the work

In Cantonese kitchens there is a long-standing habit of naming four dishes as the 四大天王, the four heavenly kings of dim sum: har gow, siu mai, char siu bao and egg tart. It is a piece of trade shorthand rather than an official list, and different rooms will argue for a substitution, usually cheung fun. Nobody governs it. What the phrase captures is the idea that these four dishes are the ones a room has to get right before anything else on the sheet counts.

Of those four, har gow and siu mai carry most of the diagnostic weight, and there is a practical reason. Char siu bao and egg tarts are baked or steamed in larger batches with a longer comfortable holding time, so a decent version can survive a slow morning without falling apart. Har gow will not survive a slow morning. Siu mai survives it better than har gow does but worse than a bao does. The two dumplings sit right at the sharp end of the timing problem, which is exactly what makes them useful to you as a diner.

We use that rule ourselves when we eat somewhere new, and we use it with no ceremony at all. Two baskets go on the order sheet, they arrive, everybody eats one, and the table has an unspoken agreement about how the rest of the morning is going to go. The reading is rarely wrong, because it is not a matter of taste. It is a matter of physics and timing, and physics is the same in every kitchen in New York.

What the two-basket test cannot tell you

Honesty about the limits of a method is what makes the method worth using, so here is where it stops. Har gow and siu mai tell you about the steamer section and about the buying. They tell you nothing about the wok section, which is a different set of hands entirely, and nothing about the roast meat hanging in the window, which in most rooms comes from a third specialist. A kitchen can make immaculate har gow and ordinary chow fun, and a kitchen can turn out plain siu mai and a superb salt-and-pepper squid. We have eaten both of those meals.

The test also cannot tell you about the room: how the floor treats a table of four when it is busy, whether the tea gets topped up without being chased, whether the kitchen will actually accommodate a shellfish allergy or will simply say yes and hope. Those things matter as much as the dumplings do on a Sunday with your family, and the only way to learn them is to eat there or to call and ask direct questions. Our own floor teams would much rather answer a phone call in advance than deal with a misunderstanding at the table.

Dish	What it puts on trial	What failure looks like	What it cannot tell you
Har gow	Wrapper craft, steam timing, dexterity, batch discipline	Thick opaque skin, split seams, gummy base welded to the liner	Anything about the wok, the oven or the roast meats
Siu mai	Meat buying, fat ratio, chop texture, seasoning balance	Smooth pink paste, grease pooling in the liner, dry crumbly bite	How the floor handles a busy Sunday
Char siu bao	Dough fermentation, the barbecue pork itself	Dense crumb, filling that is mostly sweet sauce	Timing pressure, because bao hold well
Cheung fun	Rice batter, sheet steaming, sauce balance	Rubbery sheet, sauce drowning the roll	Anything about the meat buying

Read that table as a division of labor rather than as a ranking. Har gow is the wrapper exam, siu mai is the filling exam, and the other two heavenly kings are there because people love them, not because they diagnose much. If you only have room for two dishes and you want information rather than comfort, the first two rows are the ones to order.

The comparability argument, which is the part most guides skip

There is a second reason these two dumplings work as a benchmark, and it has nothing to do with technique. Har gow and siu mai are on essentially every Cantonese dim sum menu on earth. That makes them a control variable. When you order har gow in Chinatown on Sunday and har gow in Flushing the Sunday after, you are comparing two versions of the same thing, made to broadly the same brief, and the differences you notice are real differences between kitchens rather than differences between dishes.

Try to run that comparison with a specialty dish and it falls apart immediately. One room’s lo mai gai is wrapped in lotus leaf with chicken and sausage, another’s carries salted egg yolk, a third makes a smaller version at a different price point, and now you are comparing three different recipes rather than three levels of execution. Har gow removes that noise. Siu mai removes most of it, allowing for the fact that some rooms add shiitake and some do not, and that some finish with fish roe while others use a dot of carrot.

Consistency of brief is also why we can talk honestly about our own kitchens in an article like this one. We are not claiming our har gow beats anybody’s. We are saying that har gow is a dish with a shared definition, that the definition contains checkable properties, and that you should hold every room to those properties, ours included. That is a much more useful thing for you to carry around than a list of restaurant names, and it lasts a great deal longer.

What har gow actually is: shrimp, wheat starch, and a wrapper with nowhere to hide

Har gow is a steamed shrimp dumpling, closed into a crescent, pleated along the curved edge, and wrapped in a skin that turns translucent when it cooks. The Cantonese is 蝦餃, which reads simply as shrimp dumpling, and the plainness of the name is a fair warning. There is nothing else in it to admire. Shrimp, a little fat, something that crunches, and a wrapper that is one ingredient away from being a bag of laundry starch. When har gow is good, it is good because of handling rather than because of anything the kitchen bought.

Most people meet har gow before they know any of that, and they usually meet it as the pretty one on the table: three or four small crescents in a basket, sitting in a row, faintly pink through the skin. What we would like you to see instead is a technical object. The wrapper on that dumpling is doing something that ordinary dough cannot do, the shrimp inside has been treated to make it behave a specific way, and the whole thing has an expiry clock that started running the moment the lid came off the steamer.

The wrapper: why it goes see-through, and why that is difficult

The har gow wrapper is not made from flour in the ordinary sense. It is made from wheat starch, which is what remains after the protein has been washed out of wheat flour, usually sold as 澄麵 and often blended with tapioca starch and sometimes a little cornstarch. Take the protein out of flour and you take out the gluten, and once the gluten is gone the dough loses everything gluten gives it: stretch, memory, forgiveness, structure. What you get in exchange is the one thing gluten will not allow, which is transparency.

To make that starch into a workable dough, the kitchen scalds it with water at a rolling boil and mixes it fast. The heat gelatinises the starch, the mixture goes from a chalky powder to a hot, sticky, slightly glossy mass, and from that moment the dough is on a clock of its own. Warm, it is pliable and behaves like modeling clay. Cool, it stiffens, cracks at the edges when you press it, and starts tearing during folding. This is the single hardest thing about har gow and it is the reason a home cook who has already mastered potstickers can still spend a whole afternoon producing forty dumplings that all split.

Traditionally the dough is not rolled with a pin. A small ball is pressed flat with the oiled flat of a cleaver in one movement, which gives a round of even thickness with a smoothly compressed surface. A good dim sum cook does that press, lifts the round, drops in the filling, and pleats and closes the dumpling in a few seconds, because the wrapper is cooling the entire time. Speed here is not showing off. Speed is the technique.

Wrapper ingredient	What it contributes	What happens if there is too much of it
Wheat starch	Translucency and a clean, neutral bite	Brittle skin that cracks during folding and splits in the steam
Tapioca starch	Chew, elasticity, tolerance for handling	Bouncy, rubbery skin that fights back when you bite it
Boiling water	Gelatinization, which is what makes the dough workable at all	Slack dough that will not hold a pleat
Fat or oil	Gloss, and a skin that releases from the liner	Greasy sheen and pleats that refuse to seal

Notice what is missing from that table. There is no yeast, no egg, no leavening, no resting time that improves things, and no second chance. A har gow wrapper is a physical arrangement of starch and water that either got made correctly in the ten seconds available or did not. That is why the wrapper is the honest part of the dumpling and why the first thing anybody in this trade looks at is the skin rather than the shrimp.

Thickness is where the compromise usually shows. A thin wrapper is harder to fold, tears more, and produces more waste at the bench, so the fastest way for any kitchen to make its morning easier is to press the rounds a little thicker. Nobody announces that decision and no customer sees it being made. You only see the result: a har gow that reads white rather than pink, that feels padded against the tongue, and that leaves you chewing skin after the shrimp is gone. We are describing a real temptation here rather than accusing anybody, because the temptation exists in every busy kitchen including ours, and the discipline is in refusing it on the four-hundredth dumpling of the morning as firmly as on the fourth.

The filling: shrimp, fat, and something that crunches

A har gow filling has three jobs and it does them with very few components. The shrimp has to taste sweet and snap when you bite it. The fat has to keep the whole thing succulent through a steam cycle that would otherwise dry it. Something in the mix has to interrupt the softness with a crunch, because a dumpling of uniform texture eats like baby food no matter how good the shrimp is.

Most kitchens handle the shrimp in two forms at once, and this detail is worth knowing because you can feel it. Part of the shrimp is left in pieces, halved or roughly cut, so that a bite lands on identifiable shrimp. Part is chopped much finer, sometimes almost to a paste, so that it binds the pieces together and stops the filling collapsing into loose fragments when the wrapper opens. Get the ratio wrong in one direction and the filling falls apart on the plate. Get it wrong in the other and you have a shrimp cake, which is a perfectly nice thing and is not har gow.

The snap itself comes from how the shrimp is treated before it ever meets the wrapper. Common trade practice is to rinse, salt and drain the shrimp so that surface water leaves and the flesh firms, then to chill it hard before mixing. Some kitchens use a light alkaline treatment for the same purpose, and there is genuine disagreement in the trade about how far that should go, since too much of it produces a squeaky, oddly slippery texture that a lot of Cantonese cooks dislike. We are describing the range of practice rather than handing down a rule, because there is no rule. What there is, is a target: shrimp that springs, tastes of the sea, and reads sweet rather than salty.

Filling component	Job at the table	How you notice it is missing
Whole or halved shrimp	The bite, the snap, the reason the dish exists	Filling reads as one uniform mush with no edges to it
Finely chopped shrimp	Binding, so the filling holds its shape when cut	The dumpling spills its contents the moment you bite it
Pork fat	Succulence and carry, so the seasoning spreads	Dry, chalky shrimp that needs sauce to be swallowed
Bamboo shoot or water chestnut	Crunch, which stops the texture going flat	Every mouthful feels the same from start to finish
Sesame oil, white pepper, sugar, salt	Aroma and balance, applied with restraint	Either a bland dumpling or one that tastes of seasoning rather than shrimp

Bamboo shoot and water chestnut are the two usual answers to the crunch problem, and kitchens divide on which one they prefer. Bamboo shoot brings a firmer, slightly savoury interruption. Water chestnut brings a wetter, sweeter, more brittle snap. Neither is more correct than the other, and a room that uses one is not doing it wrong. What would be doing it wrong is leaving both out and hoping nobody notices the texture going flat, which is a shortcut that saves prep time and costs the dish its shape.

The steam: the shortest window in the kitchen

Har gow goes into hard steam and comes out fast. The exact time depends on the size of the dumpling, the strength of the steamer and how cold the filling was going in, so any number printed in an article is an approximation rather than an instruction. In our kitchens har gow is a short cycle, measured in a few minutes, and the cook who loads the basket is already thinking about when it comes out. Overshoot that window and two things go wrong at once: the wrapper takes on water and turns from silky to slack, and the shrimp goes from springy to rubbery. Neither fault can be reversed by anything anybody does afterwards.

Undershoot it and you get a different, rarer failure: a wrapper that still has a chalky center and a filling that has not set, which reads as raw even when it is not. Between those two errors is a window that a working dim sum cook holds in muscle memory rather than on a timer, and holding it while forty other baskets move through the same steamer stack is the actual skill of the job.

Then the clock starts on your side of the pass. A har gow is at its best in the first minute or two out of the steamer, it is still very good for a few minutes after, and it declines noticeably after that. The wrapper stiffens as the gelatinized starch cools and begins to retrograde, and what was tender turns first chewy and then tough. That is not a sign of a bad dumpling. It is a sign of a real one, made from starch and water rather than from stabilisers, and it is the reason we steam to order across all eight rooms rather than steaming ahead and holding baskets warm.

The shape, and what a har gow is not

A finished har gow is a crescent with a rounded belly, a flat smooth back and a ridge of pleats running along the curved seam. The pleats all face one direction. The back has no pleats at all, and the base sits flat so that the dumpling stands upright in the basket without leaning. Three or four to a basket is the usual arrangement in the rooms we know, and four is common enough that a table of two people can share a basket without negotiation while a table of four has to order two.

Several things that get called shrimp dumplings in New York are not har gow, and the distinction is worth having because it saves disappointment. A pleated white opaque dumpling with shrimp inside is a different dumpling in a wheat-flour wrapper, perfectly good, not this dish. A pan-fried shrimp gyoza is a Japanese-style dumpling. A soup dumpling with shrimp is a Shanghainese construction with a completely different wrapper and a completely different point. Har gow specifically means the translucent wheat-starch crescent, and if the skin is not translucent, whatever else the kitchen has made, it has not made har gow.

Dumpling	Wrapper	Tradition	How to tell instantly
Har gow	Wheat starch, translucent	Cantonese	You can read the pink shrimp through the skin
Siu mai	Thin yellow wheat wrapper	Northern original, Cantonese version	Open top with the filling showing
Fun gor	Wheat starch, translucent	Chiu Chow, served in Cantonese rooms	Same clear skin, peanut and pork filling, plumper shape
Jiaozi or potsticker	Wheat flour, opaque	Northern Chinese	White skin, usually boiled or pan-fried
Xiao long bao	Wheat flour, opaque, gathered top	Shanghainese	Soup inside, twisted knot on top

Fun gor is the one that catches people out, and it catches them out precisely because the wrapper is made the same way. If you see a translucent dumpling that is fatter, rounder and stuffed with pork, peanuts and preserved vegetable, you are looking at a Chiu Chow dumpling that has lived happily on Cantonese menus for generations. Order it. It is excellent. Just do not use it to judge the har gow, because the filling is doing something completely different and the wrapper is being asked to hold a heavier load.

All of which explains why har gow ended up as the pastry examination of the Cantonese kitchen. There is a starch that punishes hesitation, a filling that punishes careless buying, a steam window measured in minutes, and a serving window measured in the same units. Nothing in that list can be improved by trying harder at the table. Every part of it is decided before the basket reaches you, which is exactly what makes the dumpling worth reading.

Siu mai is the older, looser, more forgiving one, and that is exactly its job

Siu mai is an open-topped dumpling, roughly cylindrical, with a flat base and a filling that stands proud of the wrapper rim. In a Cantonese room the filling is pork and shrimp together, the wrapper is a thin round of yellow wheat dough, and the top usually carries a small garnish: orange fish roe most often in New York, a dot of carrot or a single pea in some kitchens, crab roe in the version people talk about with reverence and rarely meet. The Cantonese is 燒賣. The romanizations wander, as they always do, and you will see siu mai, shui mai, shumai and siomai on menus within ten blocks of each other.

If har gow is the dumpling that shows off, siu mai is the dumpling that works. It is the one that holds while the table is deciding what else to order, the one children eat without negotiation, the one that survives a short delivery ride better than almost anything else in the steamer section. Forgiving is the right word for it, and forgiving is a virtue in a dish that has to come out of a busy kitchen four hundred times on a Sunday.

None of which makes siu mai the easy option. It is easy to make an acceptable siu mai and genuinely hard to make an excellent one, and the difference lives entirely in the filling. A great siu mai has a bounce to it, a coarse readable texture, a clean pork sweetness, a shrimp presence that arrives a moment after the pork, and just enough fat to carry all of that without leaving grease behind in the basket. Miss any one of those and you get the version most people have eaten and quietly accepted for years.

How a northern dumpling became Cantonese

The story told in the trade, and it is a story rather than a documented lineage, is that siu mai traveled south. Open-topped steamed dumplings under the name shaomai are long associated with northern China, with tea houses in and around Hohhot usually named as the reference point, and those versions lean on mutton or plain pork, are often bigger, and carry a frilled, flower-like wrapper edge that Cantonese siu mai does not have. Somewhere in the movement south the dumpling was reformulated: pork and shrimp together, a smaller neater cylinder, a thinner wrapper, a roe garnish, and a place on the yum cha sheet next to har gow.

We put that history in the article with an honest label on it. Food origin stories get repeated confidently in a hundred places without a single primary source between them, and this one is no exception. What is not in dispute is that open-topped steamed dumplings under related names exist right across China and across Southeast Asia, that the Cantonese version is a distinct thing with its own conventions, and that the version you meet in New York is descended from the Hong Kong and Guangdong tea house tradition rather than from the northern one.

The practical payoff of knowing this is small but real. When somebody at your table says that siu mai is basically the same as the shumai they had in a Japanese restaurant, they are half right in a way that is worth explaining. Japanese shumai descends from the same family, usually leans harder on pork with onion, tends to be softer and sweeter, and is frequently smaller. Same ancestor, different destination. The differences between Cantonese cooking and the other Chinese traditions follow this shape over and over: a shared origin, then a couple of centuries of local preference doing its work.

Pork, shrimp and the bounce

The texture Cantonese cooks are chasing in siu mai has a name in the kitchen: 爽, which gets translated as crisp, brisk, or bouncy, and which really means a texture that pushes back against the tooth and then releases cleanly. A siu mai with bounce feels alive. A siu mai without it feels like a meatball, and a meatball is not what anybody ordered.

Two things produce that bounce. The first is the cut. Filling that is hand-chopped or coarsely cut keeps distinct pieces of muscle intact, and those pieces are what give the bite something to work against. Filling that has been run through a fine grinder repeatedly turns into an emulsion, and an emulsion cooks into a smooth, homogeneous, faintly bouncy pink cylinder that eats more like a sausage than like pork. You can see this failure through the open top before you taste anything, which is the single most useful consequence of the dumpling having no lid.

The second is the mixing. Cantonese kitchens beat and slap the filling in one direction until it becomes sticky and cohesive, which develops the proteins and lets the mixture hold water. Done properly it produces a filling that binds without becoming paste. Done carelessly it produces a filling that either crumbles apart on the plate or turns dense. Then the mixture rests cold before wrapping, which firms the fat and makes the whole thing manageable. None of these steps is glamorous, and all of them are visible in the finished dumpling.

Element	What a careful kitchen does	What you get when the shortcut is taken
Pork cut	Shoulder with its own fat, chopped coarse	Lean trim plus added fat, ground fine into paste
Fat ratio	Enough to stay juicy, not enough to pool	Dry and crumbly, or a slick of grease in the liner
Shrimp	Fresh, cut in pieces you can find with your tongue	A vague seafood background note and nothing to bite
Mushroom	Rehydrated shiitake, diced, for depth and aroma	Left out, and the filling tastes flat behind the pepper
Mixing	Beaten in one direction until sticky, then chilled	Stirred briefly, so it either crumbles or goes dense
Seasoning	Soy, sesame, white pepper, sugar, rice wine, in balance	Salt doing all the work, so the pork disappears

Shiitake is the component people most often fail to notice and most often miss when it is gone. It is not there to be identified as mushroom. It is there to sit underneath the pork with a low savoury hum, the way an anchovy sits underneath a sauce, and its absence registers as a filling that tastes thinner than it should without the diner being able to say why. Some kitchens leave it out deliberately for a cleaner pork-and-shrimp reading, which is a legitimate choice rather than a mistake, and you will taste the difference immediately once you know to look for it.

Why the top is left open

People assume the open top is decorative. It is partly practical. An open dumpling steams from above as well as through the wrapper, which helps a denser meat filling cook evenly in a reasonable time. It also lets steam escape rather than building up inside a sealed pocket, which is what keeps a siu mai firm rather than swollen. And it gives the kitchen somewhere to put the garnish, which is the part that has drifted the most over the last century.

Classically, the crown was crab roe. Roe is expensive and seasonal, so the everyday version in most rooms became a small spoon of orange fish roe, which delivers a pop of color, a faint marine saltiness and a very slight crackle. Elsewhere you will meet a dot of diced carrot, a single green pea, or nothing at all. None of those choices tells you anything about the quality of the dumpling underneath, and it is worth saying so directly, because a lot of diners read the roe as a quality signal when it is really a house-style signal.

The wrapper deserves a paragraph of its own, since it is the opposite of the har gow wrapper in every respect. It is made from wheat flour with gluten intact, often with egg or an alkaline agent that gives the yellow color and a slightly firmer bite. It is rolled thin, it tolerates handling, it holds its shape while the filling is packed in, and it survives the trip to your table without drama. Everything that makes the har gow wrapper temperamental is absent here, which is precisely why siu mai is the dumpling that copes with a busy service.

Siu mai garnish	Where you meet it	What it actually signals
Orange fish roe	The common finish in New York and Hong Kong rooms	House style, plus a small salty crackle on the first bite
Crab roe	Special or seasonal versions	A deliberate luxury version rather than the daily one
Diced carrot or a pea	Very common, particularly in family-style rooms	Color, and nothing else. Not a downgrade.
Nothing on top	Plenty of good kitchens, by choice	A house that would rather you looked at the filling

Forgiving is a design feature, not a lower standard

Siu mai holds its quality longer than har gow does, and the reasons are structural rather than accidental. The wrapper has gluten, so it stays flexible instead of stiffening as it cools. The filling is dense and fatty, so it retains heat for longer. The shape is a squat cylinder with a flat base, which is about as stable as a dumpling gets. Put those three properties together and you have a dish that can wait four minutes on a table without anybody being able to tell.

That durability changes how siu mai should be used at a table, and most diners never think about it. Siu mai is the dumpling you order for the table that is still arriving. Siu mai is the dumpling that goes into a delivery order. Siu mai is the dumpling a child can be handed while the adults are still reading the sheet. Siu mai is the one that will forgive you for taking a photograph. Har gow will forgive none of those things, and the difference is worth building your order around.

What durability does not mean is that siu mai can be made early and held indefinitely. A siu mai that has been sitting in a steamer for half an hour dries at the rim, tightens in the middle and loses the aroma that the sesame and shiitake were there to give. It is simply that its decline is measured in tens of minutes rather than in minutes. Steaming to order still matters. It matters slightly less urgently, which is a different claim from not mattering at all.

The face-off, line by line: wrapper, filling, fold, steam, eating window

Now put the two dumplings side by side and the picture gets clearer than either one gives on its own. Har gow and siu mai are not two versions of the same idea. They are two different engineering solutions to the same problem, which is how to deliver a small amount of expensive protein, hot, in a wrapper, to a table that is sharing everything. One solution disappears into transparency and asks for perfect timing. The other stands up, shows its filling and asks for perfect buying.

Everything in the tables below is checkable by you at a table, which is the standard we hold this whole article to. There is no line in here that requires a kitchen tour, a chef interview or a laboratory. Look, lift, bite, and the information arrives.

Property	Har gow	Siu mai
Wrapper base	Wheat starch and tapioca starch, no gluten	Wheat flour with gluten, often with egg or alkali
Appearance	Translucent, filling visible through the skin	Opaque yellow cup, filling visible over the rim
Closure	Sealed crescent, pleated along one curve	Open top, gathered waist, flat base
Core filling	Shrimp, pork fat, bamboo shoot or water chestnut	Pork and shrimp, often shiitake, sometimes water chestnut
Texture target	Silky skin, snapping shrimp, one clean crunch	Springy coarse meat, moist but not greasy
Steam length	Short, a few minutes, tightly watched	Longer, because the pork has to cook through
Eating window	Minutes. It stiffens as it cools.	Tens of minutes. It holds.
Travels for delivery	Poorly. Short trips only, eaten on arrival.	Well. One of the best travelers in the steamer section.
Skill it exposes	The pastry cook’s hands and the steamer clock	The buying, the chopping and the seasoning
Usual count per basket	Three or four, four being common	Three or four, four being common

Read the last three rows together and the strategy for the whole meal falls out of them. Har gow exposes timing and must be eaten immediately. Siu mai exposes buying and can wait. So har gow goes in the first round and gets eaten first, and siu mai is the one you can order confidently for a table that is still filling up or for a delivery order going three blocks. That is not a preference. That is what the material does.

What each one tastes like, described honestly

Har gow leads with sweetness. The shrimp is the flavor, the wrapper contributes almost nothing except texture, and the seasoning is deliberately quiet so that nothing competes. A good one is faintly sweet, faintly marine, with sesame somewhere at the back and a little white pepper warmth that shows up after you swallow. The dominant sensation is textural rather than tasty: the skin gives, the shrimp resists, the bamboo shoot snaps, and the whole thing is over in two bites.

Siu mai leads with savour. Pork arrives first, the shrimp turns up a moment later as a sweeter note running underneath, the shiitake sits below both giving depth, and the fat carries the seasoning across your palate rather than letting it sit in one place. The dominant sensation here is meatiness with a spring to it. Where har gow is delicate and needs your attention, siu mai is comfortable and will find you.

Neither of those descriptions is a verdict, and this is where a lot of dumpling comparisons go wrong. Har gow is not more refined than siu mai in any meaningful sense. Har gow is more fragile, and fragility is not the same thing as quality. Some of the best dim sum cooks we have worked with would tell you that a perfect siu mai is harder to achieve consistently than a perfect har gow, because a har gow failure is obvious enough that it gets caught at the pass, while a mediocre siu mai sails out looking exactly like a great one.

Which one is harder to make? It depends what you mean by hard

Ask which dumpling is harder and you will get different answers from a pastry cook and from a meat cook, both of them correct. Har gow is harder to execute: the wrapper punishes hesitation, the folding window is short, and every unit is made by hand under time pressure. Siu mai is harder to get right at the level of ingredients: the meat has to be bought properly, cut properly and seasoned properly, and there is no clever handling that rescues a bad pork decision made the previous morning.

There is also a difference in how failures behave. A har gow failure is loud. Split seams, thick skin, welded bottoms and rubbery shrimp all announce themselves, and a kitchen that is producing bad har gow generally knows it. A siu mai failure is quiet. A pasty, over-processed, under-seasoned siu mai looks completely normal in the basket, gets eaten without complaint by most tables, and can persist in a kitchen for years because nobody sends it back.

Difficulty dimension	Har gow	Siu mai
Hand skill required	High. The pleating and closing is the craft.	Moderate. The gather is quick to learn.
Ingredient judgement	Shrimp freshness, and little else	Pork cut, fat ratio, shrimp, mushroom, balance
Timing pressure	Severe, at the steamer and at the table	Moderate, and forgiving of a short wait
How obvious a failure is	Obvious to everybody at the table	Quiet, and easy for a kitchen to normalise
Home cooking difficulty	Hard. The hot dough defeats most first attempts.	Achievable, since the wrappers can be bought.

That last row explains something you may have noticed in your own kitchen or in a friend’s. Home cooks make siu mai fairly often and har gow rarely, and it is not because har gow is more mysterious. It is because siu mai wrappers can be bought in any Chinese supermarket while har gow dough has to be made from scratch, hot, and folded before it cools. The gap is one of infrastructure rather than of talent.

Ten pleats: where the number comes from, and what it does not prove

Somewhere in the last twenty years the pleat count became the internet’s favorite dim sum fact. You will read that a proper har gow has at least ten folds, or that seven is the minimum, or that thirteen is the mark of a master, all stated with the confidence of a building code. Here is the honest version, from people who fold these every day.

The number is a real trade convention and it is not a regulation. No authority sets it, no examining body enforces it, and no Cantonese kitchen we know of counts the pleats on a finished dumpling before it goes out. What the convention captures is a genuine correlation: a cook who can place ten or more even pleats along that curve is a cook with fast, controlled hands, and fast controlled hands usually mean the rest of the dumpling is well made too. The pleats are a symptom of skill rather than the source of it.

What the pleats do structurally is worth understanding, because it explains why the convention exists at all. Each fold takes up a small amount of wrapper, and folding the excess into pleats along one edge is how a flat round becomes a curved pocket without the skin bunching or doubling anywhere. More pleats means each one is smaller, which means the wrapper stays closer to a single thickness all the way round. Fewer, bigger pleats mean thicker overlaps at the seam, and thicker overlaps are the part that tends to stay chalky in the middle when the dumpling steams.

So the useful version of the pleat rule is not a number. The useful version is this: look at whether the pleats are even, whether they all face the same direction, and whether the ridge sits neatly along the curve rather than wandering. A dumpling with eight even pleats is better made than a dumpling with twelve uneven ones, and both of them will be better than a dumpling whose seam has been pinched shut in a hurry with no pleats at all.

Hand-folded and machine-formed, and how to tell the difference

Machine-formed har gow exists, it is common in the frozen supermarket category, and it is not a scandal. What it is, is different. A machine crimps the seam rather than pleating it, which produces a raised uniform edge with a repeating pattern that is too regular to be hand work. Look for identical spacing to the millimetre, a seam that looks pressed rather than folded, and a fleet of dumplings in the basket that are indistinguishable from each other in shape and size.

Hand-folded har gow varies. The variance is small in a good kitchen and it is never zero, because hands are not machines. Two dumplings from the same tray will differ slightly in the height of the ridge or the curve of the belly, and that tiny inconsistency is one of the more reliable signs that a person made the thing you are eating. Perfect uniformity in a restaurant basket is not a compliment to the kitchen. It is a fact about the supplier.

We should be clear about the practical point here rather than romantic about it. Plenty of restaurants use bought-in frozen dumplings for part of their menu and there is nothing dishonest about it as long as the room is not claiming otherwise. What matters to you as a diner is knowing what you are looking at, so that when you meet a hand-folded har gow with an uneven, human ridge, you recognize that somebody stood at a bench that morning and made it, and you order a second basket.

What you see	Probably hand-folded	Probably machine-formed
The seam	Folded pleats, small variations between them	Crimped ridge with a repeating stamped pattern
Shape across the basket	Family resemblance, not identical twins	Identical to each other in every dimension
Wrapper thickness	Thin, sometimes very thin at the belly	Thicker, formulated to survive freezing
Bite of the skin	Tender, gives at once, then the shrimp	Chewier, springier, more resistance

Everything in that table is descriptive rather than accusatory, and we would rather you used it as literacy than as suspicion. Read the dumpling, decide what you think, and order accordingly. A room that hand-folds its har gow every morning has made a real investment in labor, and the way to reward it is to notice.

How to judge a har gow in ten seconds, and a siu mai in five

This is the part to screenshot. Everything above explains why these tests work. What follows is the test itself, in the order you would actually run it, with nothing in it that requires you to know anything about Cantonese cooking. Ten seconds for the har gow, five for the siu mai, and you are done before the tea has finished steeping.

The four har gow tests, in order

Test one, the look, before you touch anything. Open the lid and look down at the dumplings. You want translucency: the pink of the shrimp reading clearly through the wrapper, the shape of the filling suggested rather than hidden. A har gow that is opaque white has too much wrapper. A har gow that has gone gray and dull has been sitting. A har gow that is glistening and slightly domed, with the filling legible underneath, has just come out of steam.

Test two, the lift. Take the dumpling by the pleated ridge with chopsticks and raise it out of the basket. This is the test that separates competent kitchens from the rest, because a har gow has to hold its own weight on a wrapper that has no gluten in it. A good one comes away from the paper cleanly, holds together in the air, and shows no tear at the seam. A poor one either sticks to the liner and leaves its base behind, or splits along the ridge and starts dropping shrimp back into the basket.

Test three, the bite. Bite it in half and pay attention to the skin before you think about the shrimp. The wrapper should give immediately with a soft, slightly resistant tenderness and then stop existing. It should not be gummy, it should not stick to your teeth, and it should not require a second effort. Then the shrimp: a snap, a spring, a piece of shrimp you can identify as a piece of shrimp, sweetness first and salt second.

Test four, the basket after. Look at the liner once the basket is empty. It should be damp and clean. Torn wrapper fragments welded to the paper mean the dumplings sat too long or were stacked wrong. A pool of water means the steam was too wet or the basket was left over the water off the heat. Neither is fatal on its own, and both are worth noticing when you are deciding whether to order a second round of the same thing.

Har gow signal	Good sign	Warning sign	Most likely cause
Color	Translucent, pink filling readable	Chalky white or dull gray	Wrapper pressed thick, or the basket has been waiting
Lift	Comes away clean, holds together	Sticks, tears, sheds filling	Over-steaming, or no oil on the liner
Skin texture	Tender, gives at once, then disappears	Gummy, pasty, or tough and cold	Wrong starch ratio, or the dumpling has cooled
Shrimp	Snaps, sweet, identifiable pieces	Rubbery, mushy, or faintly ammoniac	Over-steamed, or shrimp held too long before use
Crunch	One clean snap of bamboo or water chestnut	Uniform softness all the way through	The crunch component was left out of the mix
Ridge	Even pleats, one direction, clean curve	Pinched shut, thick at the seam	Speed at the bench, or a dough that had gone cold

The four siu mai tests, in order

Test one, look into the open top. This is the paste test from earlier and it is the single most informative second of the whole meal. Distinct pieces of pork, visible flecks of shrimp, specks of mushroom, a surface with texture and shadow: that is a hand-cut filling. A smooth uniform dome with a slight sheen is an emulsified one. You will never need to look at the top of a siu mai the same way again once you have seen the difference side by side.

Test two, the squeeze, gently, with the chopsticks. Lift the siu mai and you should feel a slight give and then firmness, like a well-packed parcel. A siu mai that feels loose has been under-mixed and will crumble. A siu mai that feels hard has been over-worked or over-steamed, and it will eat dense. This test is subtle and it becomes obvious with about three meals of practice.

Test three, the bite. Bounce is what you are looking for: the meat pushes back, then yields, then releases juice. What you do not want is mealiness, and you do not want the springy rubber of a filling that has been beaten into a sausage emulsion. The wrapper should be soft, thin and largely unnoticeable, and the rim should not be dried out or hard.

Test four, the puddle check. Look at the liner under the siu mai when you have taken one out. A little moisture is normal and good. A visible slick of orange grease means the fat ratio was too high or the pork was too fatty for the steam time, and it will show up on your palate as a heavy, coating quality that stays with you for the next three dishes. Fat is the point of siu mai. Fat leaking out of the bottom is not.

Siu mai signal	Good sign	Warning sign	Most likely cause
Filling surface	Coarse, readable, pieces visible	Smooth pink dome, uniform texture	Machine-ground filling, over-processed
Bite	Springs back, then yields, then juices	Mealy and crumbly, or dense and tight	Under-mixed, or over-steamed and over-worked
Shrimp presence	Arrives just after the pork, sweet	Absent, or a vague seafood haze	Shrimp cut too fine, or too little of it
Liner underneath	Damp, clean, no pooling	A slick of orange fat	Fat ratio too high for the steam time
Wrapper rim	Soft, thin, cooked through	Dry, hard, or a doughy collar	Held too long, or wrapped too thick at the top
Aroma on opening	Sesame, shiitake, a little pepper	Nothing much, or only salt	Thin seasoning, or the mushroom left out

Give the room a fair test

A fair test means testing the kitchen rather than testing your own luck, and there are three ways diners accidentally test the wrong thing. The first is judging a har gow that arrived on a cart after circling the room for who knows how long, which tells you about the cart route rather than about the pastry cook. If a room runs carts and you want a real reading, ask whether the har gow can come from the kitchen, and take the answer as it is given.

The second is judging the first basket of the day or the last basket before closing, both of which are unrepresentative in opposite directions. The third is judging a room on a day it is visibly overwhelmed, which is a bit like testing a driver during a snowstorm. None of that means you should forgive a bad dumpling. It means a single basket is one data point, and two visits is a much better sample than one.

We hold ourselves to the same caveat, in both directions. Any of our eight rooms can have a slower morning, and if you happen to catch one, that is a genuine data point about that morning. What we can tell you is what the standard is meant to be, which is what this whole article has been doing: steamed to order, out fast, wrapper thin enough to read through, filling cut rather than pulped. Hold us to it, and if a basket misses, tell the floor while you are sitting there rather than telling the internet a week later. Every kitchen in this city would rather have the first conversation than the second.

Why does the trade measure itself with these two and not with something easier?

Cantonese kitchens could have picked easier test pieces. There are dishes on every dim sum sheet that are more impressive to look at, more expensive to produce and more technically elaborate than a shrimp dumpling. The reason har gow and siu mai ended up carrying the reputation of the room comes down to four properties that nothing else on the menu combines.

They are universal. Both dishes appear on essentially every Cantonese dim sum menu, which makes them comparable across rooms, cities and decades. A benchmark that only exists in some kitchens is not a benchmark.

They are unforgiving in different directions. Har gow punishes bad timing and clumsy hands. Siu mai punishes bad buying and lazy prep. A kitchen that gets both right has to be running two quite different disciplines well on the same morning.

They are cheap to try and quick to arrive. You can test a room with two baskets in the first few minutes of a meal, which means the test is available to everybody rather than to people prepared to order a whole banquet.

They are honest. Neither dumpling has anywhere to hide a mistake. No sauce, no chilli, no crust, no garnish that changes the reading. What the kitchen did is what you get.

Candidate benchmark dish	Why it is tempting	Why it fails as a benchmark
Cheung fun	Very hard to make well, obvious when it is wrong	The sauce can carry a mediocre sheet a long way
Char siu bao	Everybody orders it, everybody has an opinion	Holds well for a long time, so it hides timing problems
Egg tart	Pastry skill is genuinely on display	Frequently bought in from a bakery rather than made in house
Lo mai gai	Comforting, popular, filling	Recipes vary so widely that comparison means little
Har gow and siu mai	Universal, fast, cheap to test, nothing to hide behind	Nothing, which is why the trade settled on them

What the kitchen uses them for, on the other side of the pass

Diners use these two dumplings to judge a restaurant. Restaurants use them to judge themselves, and the internal use is stricter than the external one. In a working dim sum kitchen the first basket of har gow of the day gets looked at by whoever is running the section, and it gets looked at for the same things you have just read about: thickness, ridge, seal, and how the shrimp came out. If the first tray is thick, the dough gets adjusted before the second tray.

Siu mai gets checked at the filling stage rather than at the finished stage, because by the time it is wrapped it is too late. The mixture gets tasted raw-adjacent in the sense that a small amount is cooked off and tasted before the batch is committed, and the fat ratio gets judged by eye and by hand at the bench. That is a quiet, unglamorous piece of daily discipline that customers never see, and it is the difference between a room whose siu mai is the same every Sunday and a room where it drifts.

Consistency is really the whole game, and it is the hardest thing in a restaurant. Anybody can make four beautiful har gow. Making four hundred of them at the same standard between eleven and three, with three cooks, on a Sunday when the room is full, is a completely different problem, and it is the problem every dim sum kitchen in New York is actually trying to solve. When you eat a great basket of har gow, you are not just tasting one cook’s talent. You are tasting a system that held together for four hours.

Ordering: where har gow and siu mai belong in a table for two, four or ten

Knowing what the two dumplings are is one thing. Knowing where they sit in an order is what makes the meal work, and this is the part people get wrong most often. Har gow and siu mai are openers, not the meal. They go in the first round, they get eaten immediately, and everything else is built around what they tell you.

The underlying principle of a dim sum order is texture rotation rather than variety for its own sake. A table that orders four steamed dumplings in a row is eating the same sensation four times, however different the fillings are. A table that alternates steamed, then something with crunch, then something rich, then something green, then something starchy, keeps the palate awake for two hours. Har gow and siu mai are both soft steamed items, which means they belong at the start and then need company of a different kind behind them.

Two people

Two people can share a basket of each without negotiation if the baskets hold four, which they usually do. Order har gow and siu mai together in round one, plus one thing that is not a dumpling: cheung fun, a plate of greens with oyster sauce, or spare ribs. Eat the har gow first, eat the siu mai second, and decide on round two while you are still chewing.

Round two is where the reading pays off. If the har gow was excellent, order another steamed item you would not normally risk: fun gor, scallop dumplings, whatever the room does that sounds interesting. If the har gow was thick and the siu mai was pasty, move to the parts of the menu that do not depend on the pastry section. Roast meats, congee, a noodle plate, salt-and-pepper anything. You will eat well either way, which is the point of testing early rather than late.

Four people

Four people need two baskets of the openers, and this is where a small piece of table diplomacy helps: order two har gow baskets rather than one har gow and two siu mai, because har gow is the one that will not wait for a second round. Add a green, add something fried for contrast, add a bao for the person who wants bread, and hold back at least a third of your appetite for round two.

Ordering everything at once is the single most common mistake a table of four makes, and it produces a table covered in food that is all going cold at the same speed. Rounds are not an inconvenience of the format. Rounds are the format. A kitchen that is sending you three things at a time can send all three of them hot, and a kitchen that has been handed a list of eleven items has to make choices about what waits.

Eight to ten people

Large tables change the arithmetic in a way that surprises people. You do not need one basket per person of everything. You need enough that each person gets one or two pieces of each item, which for har gow at four to a basket means roughly one basket for every two or three people if you want everybody to have one, and you should assume the table will want a second round of whatever lands best.

The bigger risk at a large table is not quantity, it is temperature. Ten people talking is ten people not eating, and har gow does not care about your conversation. Put the har gow baskets in the middle, tell people to take one immediately, and let the siu mai be the dumpling that waits for the latecomer. If the group is celebrating something and the ordering is going to be chaotic, it is worth calling the room in advance so the floor knows what is coming, and for tables that size a booking removes most of the uncertainty. Our reservation page covers all eight rooms, and anything specific to a particular location is a question for that location directly.

Table size	Round one	What to decide before round two
Two	Har gow, siu mai, one non-dumpling item	Whether the pastry section is worth exploring
Four	Two har gow, one siu mai, a green, one fried item	Which texture the table is missing so far
Six	Three har gow, two siu mai, greens, ribs, a bao	Whether to add rice or noodles to anchor the meal
Eight to ten	Four har gow, three siu mai, two greens, two fried, cheung fun	Which two items to repeat, based on what emptied first

Treat those quantities as a starting shape rather than as a prescription, because appetites vary and so do basket counts from room to room. What does not vary is the sequencing logic: openers first, texture rotation behind them, repeat what worked, and keep ordering in rounds so the kitchen can keep sending things out hot.

What to put beside them, and what tea does

Har gow and siu mai both want something sharp or green nearby, because both are soft and both are rich in their own way. Gai lan with oyster sauce, a plate of pickled vegetables, or anything with vinegar in it resets the palate between rounds. Something fried gives you the textural opposite: taro puff, spring roll, or the fried dumplings that most rooms keep on the sheet.

Tea is not a formality either, and it is doing real work with these two dishes in particular. A strong pu-erh cuts fat, which is exactly what a siu mai order needs. Jasmine and tieguanyin are lighter and sit better with shrimp. Chrysanthemum suits a table with children and anybody avoiding caffeine late in the day. If you want the full account of why tea sits at the center of the meal rather than beside it, the yum cha tradition explains the whole logic better than a paragraph here can.

The mistakes that ruin both, most of which happen at the table

Here is an uncomfortable observation from the kitchen side of the pass. A significant share of the disappointing har gow eaten in New York left the kitchen in good condition and was damaged at the table. Not most of it. A significant share. The dumpling has a short window, the window is not obvious to people who have not been told about it, and by the time the basket has been photographed, passed around and admired, the window has closed.

None of what follows is a scolding. These are habits, most of them perfectly reasonable in other cuisines, that happen to work against these two dishes in particular.

Mistakes made at the table

Habit	What it does to the dumpling	What to do instead
Letting har gow sit while everyone talks	Wrapper stiffens, tenderness gone, shrimp tightens	Take one immediately, pass the basket, talk after
Drowning har gow in soy sauce	Salt buries the shrimp, which is the entire dish	Eat the first one plain, then a touch of chilli oil if you want
Leaving the lid on the basket	Trapped steam keeps condensing onto the wrappers	Lid off as soon as it lands, especially for har gow
Ordering everything in one go	Half the table’s food is cooling before anybody starts	Order in rounds of three or four items
Grabbing har gow by the belly	The thinnest part tears and the filling drops out	Lift from the pleated ridge, which is the strong edge
Stacking empty baskets on full ones	Weight crushes wrappers and traps more steam	Stack empties to one side and let the floor clear them

Mistakes of understanding, which are more interesting

Assuming a thicker wrapper means more value. It is the reverse. A thicker har gow wrapper takes up room the shrimp would otherwise occupy, and it is the easy option at the bench rather than the generous one. Thin is the difficult, expensive choice.

Assuming siu mai is the cheap filler. Siu mai carries pork and shrimp together and demands better buying than most of the sheet. It reads as everyday because it is reliable and because everybody orders it, which is not the same as being a lesser dish.

Assuming roe on the siu mai means quality. The garnish is house style. Some very good kitchens finish with carrot, some with a pea, some with nothing at all, and the filling underneath is the part that carries the information.

Assuming both dumplings should taste strongly seasoned. Cantonese seasoning is restrained by design, and the tradition is built on letting the raw material speak. If the dominant flavor of your har gow is soy, sesame or pepper, something has gone wrong, and it may well be the amount of sauce you added rather than anything the kitchen did. That restraint is the whole thesis of the six flavors of Cantonese cooking, which is worth reading if the idea of a deliberately quiet dish sounds strange.

Assuming a har gow that split is a har gow that was badly made. Sometimes, yes. Sometimes it sat in the steam an extra ninety seconds because a table sent something back and the sequence got disrupted. One split dumpling in a basket of four is noise. Four split dumplings in a basket of four is a signal.

Har gow, ha gao, har gau: why the menus disagree about the spelling

Walk ten blocks through Manhattan Chinatown and you will see the same dumpling spelled four different ways. Har gow on one menu, ha gow on the next, har gau on a third, ha gao on the takeaway sheet in between. None of them is a typo. All of them are attempts to write a Cantonese word in English letters, and Cantonese has never had one agreed way of doing that.

The written Chinese is stable: 蝦餃, shrimp dumpling. The Cantonese pronunciation is stable too, and in Jyutping it is written haa1 gaau2, which lands somewhere between har-gow and ha-gau to an English ear. What varies is which of several romanization habits a restaurant reached for when it printed its menu, and those habits arrived in New York across several decades and several waves of migration.

Siu mai does the same thing. 燒賣 in Cantonese comes out roughly siu maai, and you will find siu mai, shui mai, sui mai, shu mai, shumai and siomai in this city, the last of those arriving through Filipino kitchens where the dish took its own path. Add the Mandarin readings, xiā jiǎo and shāo mài, and the possible spellings multiply again.

Spelling you will see	Refers to	Why it exists
Har gow	蝦餃, the shrimp dumpling	The most common English spelling in New York and Hong Kong
Ha gow, ha gao, har gau	The same dumpling	Different romanization habits, all sounding out the same word
Har kow, har kaw	The same dumpling again	Older transliterations, still printed on long-standing menus
Siu mai, shui mai, shumai	燒賣, the open-topped pork dumpling	Cantonese and Japanese-influenced spellings of one word
Siomai	The Filipino descendant of the same dish	A separate tradition with its own fillings and dips
Xia jiao, shao mai	Mandarin readings of the same characters	Used where the room writes its menu in Mandarin pinyin

The practical advice is short. Pointing works everywhere, and no dim sum room in New York has ever been offended by a customer pointing at a photograph or at a neighbouring table. If you would rather say it, har gow gets understood in every Cantonese room in the city, and siu mai gets understood everywhere including rooms that print it as shumai. Nobody is grading your pronunciation, and the floor staff have heard every version there is.

Reading the rest of the sheet while you are at it

The same romanization drift runs across the whole menu, and knowing that saves confusion. Cheung fun appears as chueng fun and cheong fun. Char siu bao appears as cha siu bao and chashao bao. Lo mai gai appears as lor mai gai. If a dish name looks unfamiliar but the description matches something you know, trust the description.

Two names are worth knowing because they are not variants of anything you have met yet. Fun gor is the other translucent dumpling, filled with pork, peanut and preserved vegetable, and it sits beside har gow on many sheets. Siu mai wong or crab-roe siu mai signals a version finished with roe rather than the everyday garnish, and the price and availability of that one will vary by room and by season, so ask rather than assume. If you want the full vocabulary in one place, the list of the thirty most popular dim sum dishes covers the names you will actually meet on a New York order sheet.

Frozen, supermarket and delivery versions: what changes, and does it matter?

A large share of the har gow eaten in America never comes near a restaurant steamer. It comes out of a freezer bag, in a kitchen, on a weeknight, and there is nothing wrong with that. What is worth understanding is that a frozen har gow is not a compromised version of the restaurant one. It is a different product, engineered for a different journey, and judging it against a hand-folded dumpling made twenty feet from your table is unfair to both.

Why the frozen wrapper is thicker, and why it has to be

Freezing is violent at the microscopic level. Water inside the wrapper forms ice crystals, those crystals push the starch structure apart, and a wrapper thin enough to read a newspaper through would arrive at your kitchen as a bag of fragments. So the formulation changes: more tapioca and modified starches for elasticity, a thicker press for structural survival, and often a slightly different filling bind so the whole thing holds after thawing.

The consequence at the table is predictable once you know the reason. A frozen har gow steams up chewier, springier and less translucent than a fresh one, and it will not have that moment where the wrapper gives instantly and then vanishes. It is a decent dumpling doing an impossible job well. It is not the same dumpling.

Siu mai handles freezing far better, which will not surprise you by now. The wrapper has gluten, the filling is dense and fatty, and the whole construction is built like a small brick. Frozen siu mai steamed properly at home comes genuinely close to the restaurant version, and it is one of the few dim sum items we would happily tell you to keep in the freezer.

Version	Har gow	Siu mai
Made fresh, eaten in the room	The full version. Thin skin, snapping shrimp.	The full version. Coarse filling, real bounce.
Delivery, short trip	Acceptable if eaten on arrival, skin firms fast	Travels well, one of the best in the category
Delivery, long trip	Poor. Order something else instead.	Still good. This is the one to order.
Frozen, steamed at home	Chewier and more opaque by design	Close to the room version if steamed properly
Microwaved	Ruined. Glue outside, rubber inside.	Survivable, though steam is much better

Steaming frozen dumplings at home without ruining them

Three habits do most of the work here, and none of them requires equipment you do not have.

Steam from frozen. Do not thaw. A thawed har gow is a puddle with ambitions, and the wrapper will stick to whatever it is sitting on. Straight from the freezer into steam that is already running is the correct move for both dumplings.

Line the steamer. Perforated parchment, a lettuce or cabbage leaf, or a lightly oiled plate. Bare metal or bare bamboo will take the base of the dumpling and keep it.

Do not crowd, and do not open the lid every thirty seconds. Dumplings need space around them for steam to circulate, they swell slightly as they cook, and lifting the lid repeatedly drops the temperature and extends the time, which is exactly the thing you are trying to avoid.

The supermarket question, answered without snobbery

People ask whether the frozen har gow from a warehouse club or an Asian supermarket is worth buying, and the answer is yes for what it is. It is convenient, it is consistent, it puts something hot and Cantonese-adjacent on a Tuesday table in fifteen minutes, and there is no virtue in refusing it on principle. We are not going to pretend that a restaurant group thinks you should never buy frozen dumplings.

What it will not do is give you the thing this article has been describing. A wrapper you can read through, a shrimp that snaps because it was bought that week, a ridge folded by a person twenty minutes before you ate it, and the specific pleasure of a dumpling that is best in the first sixty seconds of its life. That experience is not available in a freezer aisle and it never will be, for physical reasons rather than snobbish ones.

Keep both. Frozen siu mai in the freezer for weeknights, and a room you trust for the mornings when you want the real thing. That is what most of the people who work in this trade do at home, and it is a more honest recommendation than telling you to make har gow from scratch on a Sunday afternoon.

Where to run the test in New York, including on our eight rooms

New York is one of the best cities on earth for this particular experiment. Manhattan Chinatown, downtown Flushing and Sunset Park hold the three largest concentrations of Cantonese dim sum kitchens in the city, Midtown holds the highest density of rooms built around commuters and visitors, and between them you could run the two-basket test somewhere new every weekend for a year without repeating yourself.

We are not going to hand you a ranked list of other people’s restaurants, for the same reason we have not criticized anybody anywhere on this page: we do not work in those kitchens, we do not know what kind of morning they are having, and a ranking written in August tells you nothing about a Sunday in March. What we will do is tell you where our own eight rooms are, what each part of the city feels like as a dim sum destination, and invite you to hold us to the standard this article has spent the whole page describing.

The four dim sum geographies of New York

Area	Character	Best for
Manhattan Chinatown	The oldest cluster, dense, walkable, historically Cantonese	A Sunday morning where the walk is part of the plan
Flushing, Queens	The largest Chinese food district in the city, pan-regional	Exploring beyond Cantonese cooking in the same trip
Sunset Park, Brooklyn	A large residential Chinese neighborhood along Eighth Avenue	Neighborhood rooms serving the people who live there
Midtown and Downtown Manhattan	Rooms built for commuters, theater-goers and visitors	Weekday lunch, pre-theater, groups arriving from everywhere

Those four geographies are not competing versions of the same thing. Chinatown gives you history and density. Flushing gives you scale and range. Sunset Park gives you rooms that answer to their own neighborhood. Midtown gives you reach, since a table there is accessible from every subway line and every office in the city. Which one suits you depends on the morning you are trying to have rather than on any ranking.

Eight Dim Sum Palace rooms, with the direct number for each

Har gow and siu mai are made in all eight kitchens, steamed to order rather than steamed ahead, and served until closing rather than stopping in the afternoon. Everything else that varies by room, and plenty does vary, is a question for the room itself. Call the number below and ask a person rather than guessing from a webpage.

The hour you choose does more work than the room you choose

This is the least glamorous advice in the article and the most useful. A room at the top of a busy service is turning steamers over constantly, which means everything is fresh and nothing sits. A room in a dead half hour is a room where the steamer section has slowed down, and even a kitchen that steams to order is working from a colder start. Neither is a scandal. It is just physics again.

Weekend late mornings are the classic dim sum hours and they are busy for a reason. Weekday lunch is quieter, which suits a table that wants to talk. If you are eating outside the traditional window, that is exactly the situation where steaming to order matters most, and it is the reason we keep dim sum on the menu until closing rather than pulling it at three in the afternoon. Har gow made at eight in the evening is made the same way as har gow made at noon, which is the only way that promise means anything.

The whole face-off in one paragraph

Har gow is a shrimp dumpling in a translucent wheat-starch wrapper, folded by hand along one pleated curve, steamed briefly, and best inside the first minute or two. Siu mai is an open-topped pork-and-shrimp dumpling in a thin yellow wheat wrapper, steamed longer, and forgiving enough to wait for you. Har gow tests the pastry section, the hands and the clock. Siu mai tests the buying, the chopping and the seasoning. Order both, eat the har gow first, look into the top of the siu mai before you eat it, and you will know what kind of kitchen you are sitting in. That is the face-off, and the honest verdict is that it ends in a draw, because a Cantonese room needs to win both.

Take the method to a room you have never tried. Take it to the room you have been going to for years, and find out whether it has been holding its standard while you were not paying attention. Take it to us, on a Sunday morning in Chinatown or on a Tuesday evening in Long Island City, and hold our har gow to exactly the same four tests. That is what the standard is for, and a standard nobody applies is just decoration.

FAQ — 26 straight answers about har gow and siu mai

The questions people actually ask at the table and at the host stand, answered the way we would answer them there.

🥟 Q1 · What is har gow?

Har gow is a Cantonese steamed shrimp dumpling wrapped in a translucent skin made from wheat starch rather than ordinary wheat flour. The shape is a crescent with a smooth back and a ridge of pleats along the curved seam, and the filling is shrimp with a little pork fat and something crunchy, usually bamboo shoot or water chestnut. The wrapper turns see-through when it steams, which is the visual signature of the dish and the reason people call it a crystal dumpling. It is one of the four dishes Cantonese kitchens are traditionally judged on, and in most rooms it arrives three or four to a basket.

🥟 Q2 · What is siu mai?

Siu mai is an open-topped steamed dumpling with a pork and shrimp filling, held in a thin yellow wheat wrapper that is gathered at the waist and left uncovered at the top. Many kitchens add rehydrated shiitake for depth, and the top usually carries a small garnish of orange fish roe, a dot of carrot or a single pea. The dish descends from northern Chinese shaomai and was reformulated in Guangdong and Hong Kong into the version New Yorkers meet today. It holds its quality longer than har gow does, which makes it the dumpling to order for a table that is still arriving.

🥟 Q3 · What is the difference between har gow and siu mai?

Four differences matter. The wrapper: har gow uses wheat starch with no gluten and goes translucent, siu mai uses a gluten wheat wrapper and stays opaque yellow. The closure: har gow is sealed and pleated, siu mai is open at the top. The filling: har gow is shrimp led, siu mai is pork led with shrimp alongside. The clock: har gow declines within minutes of leaving the steamer, siu mai holds for much longer. Everything else that gets said about the two dumplings follows from those four facts, including which one you should eat first and which one survives a delivery ride.

🥟 Q4 · Which one is better, har gow or siu mai?

Neither, and the question is the wrong shape. They are built to do different jobs at a shared table: har gow is delicate, shrimp forward and time sensitive, siu mai is savoury, meaty and dependable. A Cantonese room has to make both well, and a room that is brilliant at one and careless with the other has told you something specific about which section of its kitchen is strong. The useful comparison is never har gow against siu mai. It is har gow against another har gow, and siu mai against another siu mai.

🥟 Q5 · What is the har gow wrapper made of?

Wheat starch is the base, usually blended with tapioca starch and sometimes a little cornstarch, mixed with water at a rolling boil and worked while hot. Wheat starch is what is left after the protein has been washed out of wheat flour, so the dough has no gluten in it at all. No gluten means no stretch and no elasticity, which is why the dough has to be pressed rather than rolled and why it must be folded while it is still warm. It also means transparency, since gluten is the thing that makes ordinary dough opaque.

🥟 Q6 · Why is har gow translucent, and should it always be?

The translucency comes from gelatinized starch with no protein network scattering the light, and it is intensified by how thin the wrapper is pressed. So yes, a properly made har gow should let you read the pink of the shrimp through the skin. A chalky white har gow is telling you the wrapper is thicker than it should be, which is the easiest corner for a busy bench to cut. A dull gray one is telling you it has been sitting. Translucency is the one quality check you can run with your eyes alone, before you have picked up a chopstick.

🥟 Q7 · Is har gow gluten free?

No. This one causes real confusion, so it is worth being blunt. Wheat starch is made from wheat, and standard wheat starch is not a gluten free ingredient even though the protein has largely been washed out of it. On top of that, the seasoning in most Cantonese fillings includes soy sauce, and most soy sauce contains wheat. If you have coeliac disease or a diagnosed gluten intolerance, har gow is not a safe assumption, and neither is siu mai, whose wrapper is straightforward wheat flour. Speak to the room directly about what is possible rather than relying on an article.

🥟 Q8 · What is inside siu mai?

Pork and shrimp together, in a Cantonese room. The pork is usually a fattier cut such as shoulder, chopped coarse rather than ground to a paste, and the shrimp is cut in pieces you can find with your tongue rather than blended away. Many kitchens add rehydrated shiitake, some add water chestnut or bamboo shoot for crunch, and the seasoning runs to soy, sesame oil, white pepper, sugar and rice wine, applied with restraint. The filling gets beaten in one direction until it is sticky and then rested cold, which is what produces the springy bounce a good siu mai has.

🥟 Q9 · Is siu mai the same thing as Japanese shumai?

Same ancestor, different destination. Both descend from the open-topped steamed dumplings of northern China, and both are written with the same characters. Cantonese siu mai leans on pork and shrimp together, keeps a coarse readable texture and usually carries a roe or vegetable garnish. Japanese shumai is often smaller, frequently sweeter, and tends to lean on pork with onion rather than on shrimp. Filipino siomai is a third branch again, generally served with a calamansi and soy dip. None of them is a corrupted version of the others. They are cousins that grew up in different kitchens.

🥟 Q10 · How many pleats should a har gow have?

Ten or more is the number you will hear quoted most often, and seven gets quoted as the floor. Both are trade conventions rather than regulations, no authority enforces them, and nobody in a working kitchen counts the pleats on a finished dumpling. What the convention really captures is that a cook who can lay ten even pleats along that curve has fast controlled hands, and fast controlled hands usually mean everything else about the dumpling was done properly too. Judge the evenness of the ridge rather than the count. Eight even pleats beat twelve messy ones every time.

🥟 Q11 · Why does my har gow always break when I make it at home?

Almost always because the dough cooled down. Wheat starch dough is workable while it is hot and turns brittle as it cools, so it has to be kept covered and warm, and each round has to be pressed, filled and closed quickly. Two other common causes: water that was not at a full rolling boil, which leaves the starch under-gelatinized, and overfilling, which puts the seam under more tension than a gluten free wrapper can take. Work in small batches, keep the rest of the dough under a warm damp cloth, and accept that the first dozen are practice.

🥟 Q12 · How do you eat har gow properly?

Lift it by the pleated ridge rather than by the belly, because the ridge is the strong edge and the belly is the thinnest part of the wrapper. Take the lid off the basket as soon as it lands so that trapped steam stops condensing onto the skin. Eat it in one or two bites while it is hot, and eat the first one with nothing on it. There is no ceremony beyond that, and nobody is watching. The only real rule is speed, because the dumpling is at its best in the first minute and there is no way to get that minute back.

🥟 Q13 · Should I dip har gow and siu mai in soy sauce?

Eat the first of each plain, then do as you like. Both dumplings are already seasoned on the assumption that you will taste them as they are, and soy sauce is salty enough to bury the shrimp sweetness that har gow exists to deliver. Siu mai stands up to condiments much better, and chilli oil suits its fat particularly well, with a little vinegar to cut through. Drowning a har gow in a saucer of soy is the most common way a good one gets wasted in New York, and it is an easy habit to drop once you have tasted one without it.

🥟 Q14 · How many har gow come in a basket?

Three or four is the usual arrangement in Cantonese rooms, and four is common enough that most people plan around it. Siu mai follows the same pattern. The practical consequence is worth thinking about before you order: two people can share one basket of each without arithmetic, four people should order two baskets of har gow rather than one, and a table of eight will want three or four if everybody is to get one while it is still hot. Counts do vary from room to room, so a quick look at the sheet or a question to the floor settles it.

🥟 Q15 · Are har gow and siu mai a light choice or a heavy one?

Both are steamed rather than fried, which is the main structural difference between them and most of the fried half of a dim sum menu. Har gow is shrimp led with a starch wrapper and a small amount of pork fat. Siu mai carries more fat by design, since fat is what gives it succulence and carries the seasoning. Soy sauce and the seasoning in the fillings both contribute sodium, and a shared dim sum meal adds up over a couple of hours in a way that individual baskets do not suggest. The wider look at Cantonese cooking philosophy goes through this properly. Anything that touches a medical condition is a question for a qualified professional rather than for a restaurant article.

🥟 Q16 · I am allergic to shellfish. Can I eat siu mai instead of har gow?

Do not assume so. Cantonese siu mai almost always contains shrimp alongside the pork, and shrimp appears widely across a dim sum menu in places that do not announce it, including fillings, oils and sauces. Shared steamers and shared equipment add cross-contact on top of that. If you have a serious shellfish allergy, this is a conversation to have with the room in person, at the time you order, in specific terms rather than general ones. Our floor teams would far rather have that conversation before you sit down than deal with a problem at the table, and the direct number for each of our eight rooms is listed above.

🥟 Q17 · Is there a vegetarian version of har gow or siu mai?

Not of the classical dishes, since shrimp and pork are what define them. What does exist across Cantonese kitchens is a family of vegetable dumplings that use the same translucent wheat starch wrapper with mushroom, chive, spinach, corn or mixed vegetable fillings, and those are often excellent in their own right rather than being a consolation prize. Availability varies by room, and a vegetable dumpling steamed in a shared steamer is a different question from a strictly vegetarian kitchen. The guide to vegetarian dim sum covers the plant-based half of the menu in detail, and the room itself can tell you what it has on any given day.

🥟 Q18 · Which one should I order for delivery?

Siu mai, comfortably. The gluten wrapper stays flexible, the dense filling holds heat, and the flat-based shape does not collapse in a container, so a siu mai that arrives fifteen minutes after it left the steamer is close to the version you would have eaten in the room. Har gow is a short-trip dish at best. The wrapper stiffens as it cools and there is no way to reverse that, so order it only from a room close by and eat it the moment the bag opens, before you plate anything else. Our delivery runs through DoorDash from each of the eight locations, and ordering from the nearest one matters more than most people think.

🥟 Q19 · How do I steam frozen har gow at home without wrecking it?

Steam from frozen without thawing, because a thawed har gow slumps and welds itself to whatever it is sitting on. Line the steamer with perforated parchment, a cabbage or lettuce leaf, or use a lightly oiled plate. Get the steam running properly before the dumplings go in, leave space between them so steam can circulate, and resist lifting the lid every thirty seconds, since every look drops the temperature and stretches the cooking time. Expect a chewier, more opaque wrapper than a restaurant version, because frozen har gow is formulated thicker on purpose so that it survives the freezer at all.

🥟 Q20 · Why is har gow treated as the more prestigious of the two?

Labor and fragility, mostly. Every har gow is pressed, filled, pleated and closed by hand inside a short window while the dough is still warm, the wrapper is unforgiving, the shrimp has to be fresh that week, and the finished dumpling has to be eaten almost immediately to be what it is meant to be. That combination makes har gow the showpiece of the pastry section, and reputations get built on showpieces. It does not make siu mai a lesser dish. Plenty of experienced dim sum cooks will tell you that keeping siu mai excellent across four hundred baskets is the harder discipline, precisely because a mediocre one does not announce itself.

🥟 Q21 · What is the difference between har gow and fun gor?

The wrapper is made the same way, which is exactly why people confuse them. Fun gor is a Chiu Chow dumpling that has lived on Cantonese menus for generations, and it uses the same translucent wheat starch skin around a completely different filling: pork, peanut, preserved vegetable, sometimes dried shrimp and mushroom. It is plumper and rounder than har gow, which is a slim crescent. Both are worth ordering and they are not interchangeable, so if you are running the two-basket test on a new room, use har gow rather than fun gor, since har gow is the one every kitchen makes to the same brief.

🥟 Q22 · Why does har gow go hard and chewy when it cools?

Because the starch that was gelatinized in cooking begins to reorganise as it cools, a process called retrogradation, and a reorganized starch network is firmer and less tender than a freshly cooked one. It is the same reason day-old bread goes stale even when it has not dried out. This is not a fault in the dumpling and it is not something a kitchen can engineer away without adding things that would change what har gow is. It is simply the reason har gow has to be eaten fast, the reason it does not travel, and the reason we steam it to order rather than steaming ahead.

🥟 Q23 · What should I order alongside har gow and siu mai?

Something green, something with crunch, and something starchy, in that order of importance. Both benchmark dumplings are soft and rich in their own ways, so gai lan with oyster sauce or any pickled vegetable resets the palate between rounds, a fried item such as taro puff or a spring roll gives you the textural opposite, and cheung fun or a rice or noodle plate anchors the meal so nobody leaves hungry. Order in rounds of three or four rather than all at once, so the kitchen can send each wave out hot. The step-by-step guide to ordering dim sum sets out the full sequence.

🥟 Q24 · Do I have to eat dim sum in the morning?

Tradition puts yum cha in the late morning and early afternoon, and weekends at that hour remain the classic experience because rooms are busy and steamers are turning over constantly. It is not a rule, though. At Dim Sum Palace, dim sum stays on the menu until closing rather than stopping in the afternoon, so har gow and siu mai are available in the evening as well as at noon, made the same way at both ends of the day. If you are eating outside the traditional window anywhere in the city, steaming to order is exactly the thing that matters most, since there is no busy service to keep everything moving.

🥟 Q25 · How do you pronounce har gow and siu mai?

Har gow is roughly hah-gow, with the second syllable rhyming with cow. Siu mai is roughly siu-my, with the second syllable rhyming with sky. You will see the first one written as ha gow, ha gao, har gau, har kow and har kaw depending on which menu you are holding, and all of those are attempts to spell the same Cantonese word, 蝦餃, in English letters. Nobody will correct you, pointing at the sheet works perfectly well, and every floor team in this city has heard every possible version of both names.

🥟 Q26 · You run dim sum restaurants. Why should I trust this comparison?

Because every claim in it is checkable by you, at any restaurant, including ours. We have not told you that our har gow is the best in New York, we have not named or criticized a single competitor, we have not quoted a price, and we have not promised anything about how a specific room will run on a specific Sunday. What we have done is hand over the tests the trade uses on itself: translucency, the lift, the skin, the shrimp, the paste test, the bounce, the puddle check. Take those to any dim sum room in the city and hold that kitchen to them. Then come and hold our eight rooms to exactly the same standard.