
Soup Dumplings Tangbao (Guan Tang Bao)
灌汤包 · guàn tāng bāo
The soup in a tangbao is not poured in — it is solid when it goes in and liquid when it comes out. That is the entire trick, and it is about a thousand years old: simmer pork skin until the collagen dissolves, chill it until it sets to a firm jelly, dice it, and fold it through raw filling. Steam melts the jelly back to broth inside a sealed bun. Every failed tangbao is a bun where the aspic was too soft, the seal had a gap, or both.
Recipe author: HǎoWèi Test Kitchen
Home-cooking research team
Reviewed by HǎoWèi editorial team · Last updated 2026-08-29
Ingredients
- all-purpose flour中筋面粉🛒 local400 g
- cold water, for the dough冷水(和面用)🛒 local200 ml
- pork skin, cleaned and blanched猪皮(刮净汆水)🛒 local300 g
- ground pork (20% fat)猪肉末(二分肥八分瘦)🛒 local350 g
- fresh ginger, minced生姜(切末)🛒 local15 g
- scallions, finely sliced小葱(切细)🛒 local40 g
- light soy sauce生抽🏮 asian25 ml
- Shaoxing wine绍兴黄酒🏮 asian20 ml
- toasted sesame oil香油🏮 asian15 ml
- white pepper白胡椒粉🏮 asian3 g
- fine sea salt细海盐🛒 local7 g
- Chinkiang vinegar, for dipping镇江香醋(蘸食用)🏮 asian30 ml
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Instructions
1Scrape the pork skin clean of fat, blanch 5 minutes, then slice thin and simmer in 900 ml water with ginger and scallion over low heat 90 minutes until the liquid is reduced by half and noticeably sticky.
熬猪皮汤
🔍 Look for Low heat 90 分钟 · 90 minutesVisual: 汤汁转为浅象牙白,浓到能挂住勺背;猪皮条变软收缩Liquid has turned pale ivory and thickens enough to coat the back of a spoon; the skin strips are soft and shrunken
You know it's right when: A drop between finger and thumb pulls into a short thread
2Strain the liquid through a sieve, pressing the solids, discard them, and refrigerate the broth at least 3 hours until it sets firmly.
过滤冷凝
🔍 Look for 冷藏3小时 · 3 hours chillingVisual: 汤汁凝成浅色不透明的胶质块,切面平整,敲碗时会晃动The stock has become a pale, opaque, rubbery slab that holds a cut edge and wobbles when the bowl is tapped
You know it's right when: 脱模后能保持形状,室温下数分钟不塌Turned out, it holds its shape and does not slump at room temperature for several minutes
If it does not set, simmer it down further. Weak aspic is the single most common reason tangbao come out dry.
3Knead flour and salt into the cold water 12 minutes to a firm, smooth dough — no yeast. Wrap and rest 30 minutes, then knead 3 minutes more until silky.
和死面醒面
🔍 Look for 醒30分钟 · 30 minutes restVisual: 面团极为光滑,擀薄边缘微透,按压后迅速回弹Dough is very smooth, slightly translucent at a thin edge and springs back firmly when pressed
You know it's right when: 手指凹坑一秒内回弹A finger dent fills back in within a second
4Stir pork mince with soy sauce, wine, ginger, white pepper and salt in one direction 3 minutes until sticky. Dice the aspic into ½ cm cubes and fold it through with the scallions and sesame oil. Chill 20 minutes.
拌馅入冻
🔍 Look for 8分钟 + 冷藏20分钟 · 8 minutes + 20 minutes chillingVisual: 馅料为哑光粉色肉糊,嵌着浅色半透明的皮冻丁,棱角分明、互不粘连Filling is a matte pink meat paste studded with pale, translucent jelly cubes that are still sharp-cornered and separate
You know it's right when: 舀馅时皮冻丁仍然粒粒分明——没有一粒化进肉里The jelly cubes stay distinct when the filling is scooped — none has smeared into the meat
Everything must be cold. Warm filling melts the aspic and you lose the soup before you even wrap.
5Roll the dough into 12 wrappers about 10 cm across, thin at the rim. Place 2 tbsp filling in each and pleat closed with 14-18 small pleats, sealing the top completely. Chill 10 minutes.
擀皮包制
🔍 Look for 30 分钟 · 30 minutesVisual: 包子顶部完全封口无孔,褶纹细密均匀,面皮薄到能透出馅心的浅色影子Buns are closed at the crown with no hole, the pleats are fine and even, and the wrapper is thin enough to see the pale filling shadow through
You know it's right when: 捏住顶部轻拧:褶缝任何一处都不张开Pinch the crown and twist: no gap opens anywhere along the pleats
6Line the steamer with parchment, space the buns well apart, and steam over vigorously boiling water 10 minutes. Do not open the lid; serve immediately with Chinkiang vinegar.
蒸制
🔍 Look for High heat 10 分钟 · 10 minutesVisual: 包子微微下塌、表面油亮,小心提起时能感到内部液体晃动;面皮呈半透明Buns sit slumped and glossy with a visibly liquid interior that sloshes when the bun is lifted carefully; the wrapper is translucent
You know it's right when: 用筷子轻轻夹起一个:手感像小水球,而不是实心包子Lift one gently with chopsticks: it feels like a small water balloon rather than a solid bun
Ten minutes, not twelve. Over-steaming expands the steam inside and bursts the bun.
Tips
- · The aspic must set rock-firm. Soft jelly melts while you wrap and you end up with plain pork buns.
- · Work cold and fast once the aspic is in the filling.
- · Seal the crown completely — any pinhole is where the soup escapes.
- · Ten minutes only, and do not lift the lid mid-steam.
Sources & references
Quantities, technique notes, and substitution ratios are cross-checked against established Chinese cookery references and standard food-science sources.
- Read our editorial policy
- Fuchsia Dunlop, Land of Plenty: A Treasury of Authentic Sichuan Cooking
- USDA FoodData Central — ingredient nutrition and portion data
- Traditional Chinese family-kitchen practice and regional taste records
Common questions
Can I skip Shaoxing wine? What's the substitute?
Dry sherry is the closest 1:1 swap (fidelity ~80%). No sherry? Use a splash of white wine plus a little water, or just skip it and add a tiny extra pinch of sugar — the wine's job is depth and removing meat's gamey notes, and a good marinade covers most of it.
Source: HǎoWèi substitution engine
Can I reduce the salt/soy in this recipe?
Yes — soy sauce is the main sodium source. Use light soy at 2/3 amount and finish with salt only to taste. Rinse canned/doubanjiang components if possible. Note: reducing soy also reduces color; a drop of dark soy or a pinch of sugar can restore depth without salt.
Source: HǎoWèi diet guide
Is there a vegan substitute for oyster sauce?
Yes — 'mushroom oyster sauce' (often labeled vegetarian/vegan) is sold in most Asian grocers and increasingly in mainstream supermarkets. It behaves 1:1 and adds the same glossy umami. Watch labels if you're also gluten-free; most brands are GF, some aren't.
Source: HǎoWèi substitution engine
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