BBQ Pork Bao Recipe: Soft Steamed Buns With Savory Filling

There’s nothing like the first bite of a perfectly steamed BBQ pork bao—soft, fluffy dough giving way to a rich, savory filling. This recipe brings that restaurant-quality experience to your kitchen.

I’ve refined the balance of tender pork and pillowy buns through years of practice. The key is in the dough’s rise and the pork’s slow marination, creating a combination that’s both comforting and impressive.

Ingredients for Bbq Pork Bao

Soft dough and savory pork filling come together for these addictive steamed buns.

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The pork shoulder is non-negotiable here—look for well-marbled pieces at Whole Foods or your local Asian market (they usually have pre-diced char siu pork too). The flour should be fresh; old flour loses its lift. I always grab King Arthur all-purpose for consistent results. For the char siu sauce, Koon Chun or Lee Kum Kee are the brands to hunt for in the international aisle.

No pork shoulder? Pork belly works too (just trim excess fat). Out of char siu sauce? Mix hoisin, soy sauce, honey, and five-spice powder—close enough. Shaoxing wine can be dry sherry or sake. If you’re skipping the alcohol, add an extra tbsp of soy sauce. The dough can handle substitutions, but don’t skip the sugar—it feeds the yeast (and your soul).

Dough rises best in a warm spot—turn your oven light on for 10 minutes, then nestle the bowl in there. Cooked pork filling keeps 3-4 days in the fridge, or freeze for 2 months. Steamed bao are best fresh, but reheat in a bamboo steamer for 5 minutes to revive.

Step-by-Step Instructions for BBQ Pork Bao

Here’s my method for achieving pillowy buns and a sticky, savory pork filling that’s worth the effort.

Step 1: Activate the Yeast and Prepare the Dough

Combine the 2.25 tsp Active Dry Yeast, 0.25 cup Granulated Sugar, and 1 cup Warm Water in a small bowl. Let it sit for 5-7 minutes until foamy—this confirms the yeast is alive and ready to work its magic.

In a large mixing bowl, whisk together the 3 cups All-Purpose Flour, 1 tsp Baking Powder, and 0.25 tsp Salt. Pour in the yeast mixture and stir until a shaggy dough forms. The dough should pull away from the sides of the bowl but still feel slightly sticky to the touch.

Step 2: Knead and First Rise

Turn the dough onto a lightly floured surface and knead for 8-10 minutes until smooth and elastic. I like to use the heel of my hand to push the dough away, then fold it back over itself repeatedly. You’ll know it’s ready when the dough springs back slowly when poked with a finger.

Place the dough in a lightly oiled bowl, cover with a damp towel, and let it rise in a warm place for 1-2 hours or until doubled in size. The ideal spot is slightly warm but not hot—an unheated oven with the light on works perfectly.

Step 3: Prepare the BBQ Pork Filling

While the dough rises, heat the 1 tbsp Neutral Oil in a skillet over medium-high heat. Add the diced 1 lb Pork Shoulder and cook for 5-6 minutes until no longer pink. Break it into small, even pieces as it cooks to ensure every bite of filling is perfect.

Reduce heat to medium and add the minced 3 cloves Garlic Cloves and 1 tbsp Fresh Ginger. Stir for 30 seconds until fragrant, then add the 0.5 cup Char Siu Sauce, 2 tbsp Soy Sauce, 1 tbsp Shaoxing Wine, and 2 tbsp Brown Sugar. Simmer for 5 minutes.

Mix the 1 tbsp Cornstarch with 2 tbsp of cold water, then stir it into the pork mixture. Cook for another 2-3 minutes until the sauce thickens and coats the pork evenly. The filling should be glossy and slightly sticky. Remove from heat and let it cool completely.

Step 4: Shape the Bao

Punch down the risen dough and turn it onto a floured surface. Divide it into 12 equal pieces and roll each into a ball. Flatten each ball into a 3-inch circle, leaving the center slightly thicker than the edges.

Place 1 tbsp of the cooled pork filling in the center of each dough circle. Pleat the edges of the dough, pinching them together as you go to seal the filling inside completely. Twist the pleated top slightly to secure it, then place each bun on a square of parchment paper.

Step 5: Steam to Perfection

Arrange the buns in a steamer basket, leaving 1 inch of space between each one to allow for expansion. Bring 2 inches of water to a boil in the steamer pot, then place the basket on top. Cover with a lid and steam for 12-15 minutes.

You’ll know they’re done when the dough looks puffy and slightly translucent, and the filling is hot throughout. Be careful when removing the lid—steam burns are no joke. Let them cool for 2-3 minutes before serving, as the filling will be extremely hot. Each bun should have a soft, slightly chewy texture with a glossy, savory filling that oozes slightly when bitten into.

Storing and Reheating This Dish

Short-Term Storage

Let your steamed buns cool completely before storing. Place them in an airtight container with parchment between layers to prevent sticking. They’ll keep in the fridge for 2-3 days without losing texture. I like using glass containers to see the buns clearly. ❄️

Freezing for Later

For longer storage, freeze unsteamed buns on a tray first, then transfer to a freezer bag. They’ll keep for up to 1 month. To freeze cooked buns, wrap each individually in plastic wrap, then place in a freezer bag. This prevents freezer burn and maintains freshness.

Reheating from Fridge

Steam refrigerated buns in a bamboo steamer for 5-7 minutes until heated through. The dough will soften and the filling will warm perfectly. Avoid microwaving, as it can make the dough tough and chewy.

Reheating from Frozen

Steam frozen buns directly from the freezer for 10-12 minutes. No need to thaw first—this method preserves the texture beautifully. I often make a big batch and freeze half for quick meals. 🔥

Pork Filling Storage

Store leftover pork filling separately in an airtight container in the fridge for up to 4 days. It reheats well in a skillet with a splash of water. You can also freeze the filling for up to 2 months.

Pro Tip for Freshness

If your buns lose moisture, place a damp paper towel in the steamer with them while reheating. This adds just enough steam to revive the dough’s softness. Works like a charm every time.