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Char siu bao
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4.56 from 88 votes

Char Siu Bao (Steamed Pork Buns)

Char Siu Bao are steamed pork buns. Soft, fluffy steamed buns filled with Chinese BBQ pork or char siu. Easy, authentic and the best char siu bao recipe!
Prep Time30 minutes
Cook Time10 minutes
Additional Time30 minutes
Total Time1 hour 10 minutes
Course: Bun
Cuisine: Chinese Recipes
Keyword: char siu bao
Servings: 16 Buns
Author: Bee Yinn Low

Ingredients

Char Siu Filling:

  • 1/2 tablespoon cooking oil
  • 1 small yellow onion diced
  • 250 g (9 oz) char siu diced
  • 1 tablespoon soy sauce
  • 1 tablespoon oyster sauce
  • 1 teaspoon sugar
  • 1 teaspoon sesame oil
  • 1-2 drops red food coloring optional
  • salt to taste
  • 1 1/2 tablespoons cornstarch
  • 150 ml water

Char Siu Bao Dough:

  • 280 g (10 oz) low-protein flour (Hong Kong flour), cake flour or all-purpose flour
  • 100 g (3½ oz) wheat starch
  • 90 g (3 oz) powdered sugar
  • 8 g (⅕ oz) active dry yeast or instant yeast
  • 160 ml lukewarm water
  • 1/2 teaspoon Chinese white vinegar or lemon juice, optional
  • 30 g (1 oz) vegetable oil
  • 10 g (¼ oz) baking powder
  • 10 ml cold water

Instructions

Char Siu Filling:

  • Heat oil in a pan and sauté the onion for 1 to 2 minutes. Add the char siu, soy sauce, oyster sauce, sugar, sesame oil, and red food coloring (if using). Stir-fry for 1-2 minutes, then add salt to taste.
  • Mix the cornstarch and water together, then add it to the filling. Simmer on low heat until the sauce thickens. Remove the filling from the pan and let it cool. Divide the filling into 16 portions and set aside.

Char Siu Bao Dough Recipe:

  • Sift the flour, wheat starch, and powdered sugar into a large mixing bowl. Make a well in the center of the flour mixture and add the yeast, lukewarm water, and vinegar or lemon juice (if using). Gently dissolve the yeast in the water. Slowly incorporate the flour mixture and then add the vegetable oil.
    Char siu bao dough ingredients.
  • Knead the dough by hand for 15 minutes, or until a soft, smooth, and shiny dough forms. Cover the dough with a damp cloth and let it rise for 60 to 90 minutes, or until it has expanded in size. Dissolve the baking powder in the cold water, then sprinkle it over the dough and knead until well combined. For fluffier buns, let the dough rest for 10 minutes after adding the baking powder.
    Char siu bao dough.
  • Cut the dough into 16 equal portions and divide them accordingly.
    Cutting char siu bao dough into pieces.
  • Using a rolling pin, roll each dough ball into a 3-inch (7 cm) circle. Place a portion of the filling in the center.
    Char siu bao dough with char siu filling in the middle of the dough.
  • Wrap and fold the dough over the filling.
    Wrapping char siu bao.
  • Pinch and twist the dough to enclose the opening, ensuring the char siu bao is tightly sealed at the top. Place each bun on a 2" x 3" (5 cm x 7 cm) piece of parchment paper. Repeat until you have made 16 buns.
    Wrapped char siu bao ready for steaming.
  • Arrange the buns in a steamer, leaving about a 1-inch (2.5 cm) gap between them. Spray a light mist of water over the buns and steam in a preheated steamer on high heat for 10 minutes. (You may add 1 teaspoon of Chinese white vinegar to help keep the char siu bao white.) Remove the buns from the steamer and serve warm.
    Char siu bao

Notes

  • If bigger bun is desired, divide dough into 12 equal portions.
  • There is no need to rest the char siu bao dough after adding in the baking powder. If time allows, rest it for 10 minutes to get fluffier buns.
  • Add Chinese white vinegar into the steaming water to produce whiter buns. This is an optional step.
  • The steamer must be preheated before steaming the buns. They will not rise properly without the hot steam.
  • Spray the surface of the buns with water mist will help to produce steamed buns with beautiful and smooth surface.
  • DO NOT open the steamer’s lid during the steaming process.
  • If there are yellowish spots on the steamed buns, it means the baking powder is not properly dissolved.
Recipe Contributor: My Kitchen

Nutrition

Serving: 1g | Calories: 193kcal | Carbohydrates: 21g | Protein: 19g | Fat: 4g | Saturated Fat: 1g | Polyunsaturated Fat: 3g | Cholesterol: 12mg | Sodium: 263mg | Fiber: 1g | Sugar: 7g