Bean Bun Recipe: Steamed Buns With Sweet Red Bean Filling

This bean bun recipe brings the comforting aroma of steamed buns filled with sweet red bean paste—a perfect balance of soft dough and velvety filling. 💛 The dough starts with simple ingredients like flour, yeast, and a touch of sugar, creating a tender, slightly chewy texture that steams to golden perfection.

Inside, the red bean paste adds a rich, nutty sweetness that pairs beautifully with the pillowy exterior.

The beauty of these buns lies in their versatility—whether you prefer the classic red bean filling or modern twists like coconut or peanut variations, each bite delivers a harmonious blend of textures and flavors.

Steaming ensures the dough stays soft and fluffy, while the filling remains thick and flavorful, never dry or crumbly. This recipe captures the essence of traditional Chinese baobing while making it accessible for home cooks.

What makes this recipe stand out is the foolproof steaming technique, which guarantees perfectly risen buns with no soggy bottoms. The dough is kneaded just enough for elasticity, and the filling is prepared ahead of time for convenience.

Once steamed, these buns are ready to serve warm with a sprinkle of sesame seeds or a drizzle of honey for extra indulgence.

Perfect for breakfast, tea time, or as a sweet snack, these bean buns are a crowd-pleaser that combines tradition with simplicity. Whether you're making them for a special occasion or a cozy weekend treat, the result is always satisfying. Let's get started!

Ingredients for bean bun

Twelve simple ingredients create twelve perfect steamed buns with velvety filling.

The flour is the foundation—King Arthur or Gold Medal brands work best for that tender, slightly chewy texture. Yeast matters here: use active dry yeast (not instant) and check the expiration date—old yeast won't activate properly. For the butter, Land O'Lakes unsalted is reliable, but any brand will do as long as it's softened to room temperature. The red bean paste? Look for brands with minimal additives—the thicker, the better. If you're making your own, soak dried red beans overnight for the richest flavor. Toast your sesame seeds in a dry pan for 2-3 minutes until golden—this adds that nutty aroma that makes these buns smell irresistible.

No active dry yeast? Instant yeast at half the amount works in a pinch. Short on time? Use pre-made red bean paste from Asian markets—just check the ingredients for added sugars. The dough can be made ahead and refrigerated for up to 24 hours, but let it come to room temperature before shaping. For the filling, if you can't find red bean paste, mashed sweet potatoes with a touch of brown sugar is a decent substitute. And that honey brushing? Maple syrup works too—just adjust the amount to taste. The key is keeping everything balanced: the dough should be soft but not sticky, and the filling should be thick enough to stay put when steamed.

Dough keeps best in an airtight container lined with a damp towel for 2-3 days in the fridge. The red bean paste? Store in the fridge for up to 2 weeks, but once steamed, buns are best eaten fresh. For freezing, steam the buns, cool completely, then wrap tightly in plastic wrap and foil. They'll keep for up to 3 months—just steam again for 5 minutes to reheat. Pro tip: Label your containers with the date so you don't forget. And if you're making a big batch, divide the dough into portions now—it saves time later.

Step-by-step instructions for steamed bean buns

Master the art of these delicate buns with a perfect balance of fluffy dough and sweet filling.

In a small bowl, combine the 0.5 cup warm water (about 105-110°F—test by touching your wrist) with the 0.25 cup granulated sugar and 0.25 oz active dry yeast. Let it sit for 5-10 minutes until foamy. You'll see tiny bubbles forming on the surface and a yeasty aroma—this confirms your yeast is active.

If the mixture doesn't bubble within 10 minutes, your yeast might be dead. Start fresh with a new packet. Once activated, this mixture will give your buns that signature light, airy texture that makes them melt in your mouth.

In the bowl of a stand mixer fitted with the dough hook, combine the 4 cups all-purpose flour, 0.5 tsp salt, and the yeast mixture. Mix on low speed until combined, then add the 0.25 cup softened unsalted butter, 1 whole room-temperature egg, and 0.5 cup warm milk. Increase speed to medium and knead for 5-7 minutes until the dough is smooth and elastic.

The dough should pull away from the sides of the bowl and form a soft, slightly tacky ball. If it's too sticky, add 1 tablespoon flour at a time until it's just manageable. Kneading develops gluten, which gives these buns their structure and chewiness. For best results, let the dough rest for 1 hour covered with a damp towel in a warm place.

Divide the rested dough into 12 equal portions (about 2.5 ounces each). Roll each portion into a 4-inch circle, then place 1 tablespoon red bean paste in the center. Fold the dough over the filling and pinch the edges tightly to seal, creating a half-moon shape. This technique ensures the filling stays contained while steaming.

Place the shaped buns on a floured surface, seam-side down, and let them rest for 15 minutes. This brief rest prevents the filling from leaking out during steaming. For extra flavor, brush the tops with 1 tablespoon honey before steaming—this creates a subtle caramelized sheen and balances the sweetness of the red bean filling.

Line a steamer basket with parchment paper and grease it lightly with 1 tablespoon vegetable oil. Arrange the buns seam-side up in the steamer, leaving 1 inch between each. Bring 2 inches of water to a boil in the pot below, then place the steamer on top. Cover and steam over medium-high heat for 12-15 minutes until the buns are puffed and golden brown.

Don't lift the lid during steaming—this releases steam and prevents the buns from rising properly. You'll know they're done when they sound hollow when tapped on the bottom and have a slight golden tint. For that classic touch, sprinkle the tops with 2 tablespoons toasted sesame seeds right after steaming while they're still hot.

Transfer the steamed buns to a wire rack and let them cool for 5 minutes. This brief rest allows the filling to set slightly, making them easier to handle. Serve them warm for the best texture—the dough should be soft and slightly chewy, while the filling remains gooey and sweet.

For an authentic experience, pair these buns with a hot cup of jasmine tea or a bowl of congee. The contrast of the warm, fluffy buns with the smooth red bean paste creates a harmonious balance of textures and flavors that's hard to resist.

Flavor customization for this bean bun

Classic Red Bean

Start with the traditional 2 cups red bean paste for that authentic, nutty-sweet flavor. I recommend store-bought paste from Asian markets (like Lotus Foods) for convenience, but homemade is even better if you have time.

For extra richness, add 1 tsp vanilla extract to the filling before shaping—it deepens the flavor without overpowering. 🌱

Coconut Matcha Twist

Swap the red bean paste for 1 cup coconut cream mixed with 1 tbsp matcha powder and 2 tbsp honey. This modern variation keeps the sweetness but adds an earthy, vibrant green hue.

Toast 1 tbsp shredded coconut and sprinkle it on top after steaming for texture. The matcha pairs beautifully with the fluffy dough.

Peanut Butter Delight

Mix 1 cup creamy peanut butter with 1 tbsp maple syrup and ½ tsp cinnamon for a decadent filling. Use natural peanut butter (like Smucker’s) to avoid added sugars.

This version feels indulgent but still light—perfect for a breakfast treat. Brush the tops with extra peanut butter before steaming for a sticky, caramelized finish. 🥜

Spiced Sesame Surprise

Infuse the red bean paste with 1 tsp toasted sesame oil and ½ tsp five-spice powder for a savory-sweet balance. The spices warm up the filling while keeping it familiar.

Garnish with extra sesame seeds and a drizzle of light soy sauce for umami depth. This version works well as a snack or light dessert.

Chocolate Hazelnut Luxe

For a dessert-worthy version, blend 1 cup Nutella with ½ cup crushed hazelnuts and 1 tbsp heavy cream until smooth. Pipe this into the dough circles before sealing. The nutty, chocolatey filling pairs perfectly with the soft bun. Serve with a dusting of cocoa powder for an elegant touch. 🍫

Lemon Blueberry Zing

Mix 1 cup mashed blueberries with 1 tbsp lemon zest, 1 tbsp honey, and 1 tsp cornstarch to thicken. This bright, fruity filling cuts through the richness of the dough.

Add a pinch of salt to balance the sweetness. The citrus notes make these buns feel refreshing, especially with a cup of black tea. 🍋

Frequently asked questions