Taiwanese Gua Bao: Pork Belly Buns, Fillings and Method

Published by Anthony
on November 7, 2026

Make Taiwanese gua bao with tender braised pork, folded steamed buns, pickles and peanuts. Compare topping choices, bun options and safe make-ahead storage.

Quick Answer: What Is Taiwanese Gua Bao?

Gua bao (刈包; Mandarin dictionary reading yì bāo) is a folded steamed bun holding braised pork and toppings. Its Taiwanese name is written 割包 and romanised kuah-pau; these are different language readings.^[4][5]

Use a soft, open-folded bun rather than a sealed baozi (包子, bāozi).
Pickled mustard greens, suan cai (酸菜, suāncài), add a sour-salty contrast to the pork.^[4]
Peanuts and cilantro complete a familiar Taiwanese filling combination.^[3]

The recipe below uses purchased buns; a homemade-bun option follows separately.

Key checks for purchased-bun gua bao; complete measured ingredients and the separate homemade-bun option are in the article.

The sandwich format makes the components matter as much as the meat: hot bread, tender pork, something sharp and a nutty finish. A red-braised pork filling suits that combination, but gua bao uses slices that fit inside a folded bun.^[2]

Names, Customs and Topping Choices

The wallet-like shape is associated with prosperity and Weiya (尾牙, wěiyá), the year-end observance on the sixteenth day of the twelfth lunar month. That custom does not establish a first inventor or a single recipe for every vendor.^[4][5]

Toppings vary between recipes; they are not a reliable province-by-province classification.

Mustard greens and peanut powder: A familiar Taiwanese pairing with braised pork; the ground peanuts may be mixed with sugar.^[2][4]
Pickled shallots and crushed peanuts: Another version replaces the greens with sharp pickled shallots while retaining cilantro.^[1]
Kimchi and roasted peanuts: A modern recipe variation uses fermented cabbage and coarsely crushed nuts. It is a variation rather than a required Taiwanese topping.^[2]

Ingredients for the Pork and Assembly

For 10 small buns:

Pork and aromatics: 1 lb pork belly; 1 tbsp vegetable oil; 4 smashed garlic cloves; 2 knotted scallions; 3 ginger slices; 1 star anise; 1 cinnamon stick; 6 dried chilies.^[1]
Braise: 3 tbsp Shaoxing wine (绍兴酒, Shàoxīng jiǔ); light soy sauce (生抽, shēngchōu) 2 tbsp; dark soy sauce (老抽, lǎochōu) 1 tbsp; 1 tbsp brown sugar; ½ tsp white pepper; 3 cups water.^[1]
Assembly: 10 small folded steamed buns, pickled mustard greens as needed, ¼ cup crushed peanuts and ¼ cup chopped cilantro.^[1]

How to Braise and Assemble Gua Bao

Brown pork in oil over medium-high heat; remove. Sauté garlic, scallions and ginger about 1 minute; add whole spices and chilies for 30 seconds.^[1]
Add wine, scrape browned bits, then stir in soy sauces and sugar. Return pork; add pepper and water.^[1]
Bring to a boil, cover and simmer, turning occasionally. Keep pork mostly submerged. Allow roughly 1–1½ hours, until cooked and tender but still sliceable; thicker cuts need longer.^[1]
Remove pork; strain liquid and skim fat. Reduce liquid about 10 minutes until spoon-coating, watching closely. Cut pork into 6 cm pieces and coat.^[1]
Steam purchased buns according to their package. Fill with pork, greens, peanuts and cilantro; add sauce sparingly and serve hot.^[1]

FAQs About Taiwanese Gua Bao

Can I make the folded buns myself?

For eight buns, mix 300 g all-purpose flour, 1 tsp each instant yeast, baking powder and sugar, and about 155 ml lukewarm water. Knead smooth and medium-firm, adjusting water for the flour. Divide into eight balls, roll into ovals and fold with parchment between the halves. Space in a lined steamer; rest about 30 minutes until slightly enlarged, not doubled. Start over cold water; once boiling, reduce to medium-low and steam 10 minutes. These eight buns are a separate alternative to the ten purchased small buns above.^[2]

How do I prepare the mustard greens?

For salty packaged greens, chop, soak in cold water about 10 minutes and drain. Stir-fry with a little oil and adjust sweetness to taste. This prepares the topping; it is not a method for fermenting fresh mustard greens.^[3]

Why is my pork tough or my bun soggy?

Keep cooking tough pork until tender. Drain excess sauce before assembly; the folded bun should hold a filling rather than a pool of braising liquid.^[2]

Can I prepare gua bao ahead?

Prepare the components separately and assemble after reheating. Divide cooked pork and sauce into shallow containers and refrigerate within 2 hours, or 1 hour above 90°F/32°C. Keep at 40°F/4°C or colder and use within 3 days. Reheat pork to 165°F/74°C and bring its sauce to a rolling boil; steam buns as directed on their package. Refrigerate perishable toppings according to their labels.^[6][7]