Chinese Barbecue Pork Bun Recipe: Fluffy Buns With Char Siu Filling

These fluffy buns deliver restaurant-quality results at home. The soft, pillowy dough pairs perfectly with sweet, savory char siu filling.

Mastering the steaming process ensures they rise beautifully every time. This method guarantees tender, golden buns with a satisfying bite.

Ingredients for Chinese Barbecue Pork Bun

Restaurant-quality at home starts with these carefully selected ingredients for pillowy perfection.

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The flour is foundational—King Arthur or Gold Medal deliver consistent results. Yeast must be fresh; check the expiration date before using. For the char siu, Asian markets carry pre-made versions, but homemade char siu elevates the filling significantly. Warm water temperature is critical: too hot kills the yeast, too cool won’t activate it. A kitchen thermometer ensures precision.

No char siu? Leftover roasted pork tenderloin works in a pinch, though the flavor won’t match. Hoisin sauce is non-negotiable, but oyster sauce at half the amount can substitute if needed. For a vegetarian twist, mushrooms or tofu marinated in hoisin mimic the texture. The dough can handle slight measurement variations, but the yeast and baking powder must be exact.

Dough rests best in a warm, draft-free spot—an oven with the light on works well. Filled buns freeze beautifully for up to 3 months; steam straight from frozen. Always use parchment paper when steaming to prevent sticking. Leftovers keep 3-4 days refrigerated but are best fresh.

Step-by-Step Instructions for Chinese Barbecue Pork Buns

Master the technique for achieving pillowy buns with a rich, flavorful filling every time.

Step 1: Activate the Yeast and Prepare the Dough

In a small bowl, combine the 2.25 tsp Active Dry Yeast with the 1.25 cups Warm Water and 1 tbsp of the 0.25 cup Granulated Sugar. Let it sit for 5-10 minutes until the mixture becomes frothy and bubbly—this confirms the yeast is active and ready to work.

In a large mixing bowl, whisk together the 4 cups All-Purpose Flour, remaining granulated sugar, 1.5 tsp Baking Powder, and 1 tsp Salt. Create a well in the center and pour in the yeast mixture along with the 3 tbsp Vegetable Oil. Stir until a shaggy dough forms.

Step 2: Knead and First Rise

Turn the dough out onto a lightly floured surface and knead for 8-10 minutes until smooth and elastic. The dough should spring back slowly when pressed with a finger. If it sticks, add a touch more flour, but avoid over-flouring, which can make the buns dense.

Place the dough in a lightly oiled bowl, cover with a damp towel, and let it rise in a warm, draft-free place for 1-1.5 hours or until doubled in size. This first rise develops the gluten structure, ensuring your buns will be light and airy.

Step 3: Prepare the Char Siu Filling

While the dough rises, combine the 1.5 cups Char Siu (Chinese Barbecue Pork), 2 tbsp Hoison Sauce, 1 tbsp Light Soy Sauce, and 1 tsp Sesame Oil in a bowl. Stir until the pork is evenly coated. The filling should be moist but not watery—this prevents soggy buns.

Thinly slice the 3 whole Green Onions and set aside for garnish. Taste the filling and adjust seasoning if needed, though the char siu should already be well-seasoned. Chill the filling until ready to use.

Step 4: Shape and Second Rise

Punch down the risen dough to release the air, then divide it into 12 equal portions (about 80-85g each). Roll each portion into a ball, then flatten into a 3-inch circle, keeping the edges slightly thinner than the center.

Place 1-2 tbsp of the char siu filling in the center of each dough circle. Pleat the edges upward, pinching to seal completely. Twist the top slightly to ensure a tight seal, then place each bun seam-side down on a parchment-lined baking sheet. Cover and let rise for another 30-45 minutes until puffy.

Step 5: Steam to Perfection

Bring 2 inches of water to a boil in a large pot or wok fitted with a steamer basket. Line the basket with parchment paper, poking holes to allow steam to circulate. Place the buns in the basket, leaving 1 inch of space between each for expansion.

Steam the buns over medium-high heat for 15-18 minutes until the dough is fully cooked and the buns are fluffy. Do not lift the lid during steaming, as the sudden temperature change can cause the buns to collapse. Once done, carefully remove the buns and garnish with the sliced green onions. Serve warm.

Essential Equipment for Great chinese barbecue pork bun

Steamer Basket Essentials

Invest in a bamboo steamer basket—it’s the gold standard for even heat distribution. I use a 12-inch diameter basket that fits perfectly over my wok. Look for one with a tight-fitting lid to trap steam effectively. Avoid metal steamers, as they can create hot spots. 💡

Mixing and Kneading Tools

A stand mixer with a dough hook attachment saves time and effort. My KitchenAid Artisan handles this dough beautifully. If kneading by hand, use a large wooden cutting board for stability and control.

Precision Measuring

Accurate measurements are key for this recipe. I rely on my OXO Good Grips measuring cups and spoons. A kitchen scale ensures perfect dough portions—80-85g each for consistent buns.

Parchment Paper Necessity

Line your steamer basket with parchment paper to prevent sticking. I cut 3-inch squares for each bun, poking holes to allow steam circulation. This also makes for easy removal after steaming.

Yeast Activation Check

Use a digital kitchen thermometer to verify your water is exactly 110°F. Too hot kills the yeast, too cool won’t activate it. I keep a ThermoWorks Instant Read in my drawer for this exact purpose. ✨

Resting Environment

Create a warm, draft-free spot for rising. I use my oven with the light on, which maintains a consistent 80-85°F. A damp towel over the bowl prevents the dough from drying out during the 1-1.5 hour first rise.

Frequently Asked Questions