Anpan Bread Recipe: Sweet Red Bean Filling in Crispy Cornmeal Crust

This Anpan bread recipe delivers the perfect balance of crispy, golden crust and velvety sweet red bean filling that makes every bite irresistible. The secret lies in the cornmeal crust, which achieves that signature crunch while keeping the interior soft and fluffy—just like the anpan you’d find in Japanese bakeries.

I’ve refined this recipe over years of trial and error to ensure the filling stays perfectly moist and the crust develops that satisfying snap.

The process begins with making the anko filling from scratch, where sweet red beans simmer until tender and blend into a smooth, spreadable paste. Meanwhile, the dough incorporates cornmeal for texture and a touch of sugar to complement the filling.

What sets this recipe apart is the baking technique: a gentle oven temperature ensures even cooking without burning the crust, while a quick steam finish locks in moisture for that restaurant-quality texture.

By the time you pull this bread from the oven, you’ll have a loaf with a crispy exterior that gives way to a tender, slightly chewy interior filled with sweet, fragrant anko. The aroma alone will have everyone gathering around, and the contrast of textures makes each bite worth savoring.

This recipe is perfect for breakfast, snacks, or even as a dessert—its versatility makes it a staple in any kitchen.

Whether you’re making it for a special occasion or just treating yourself, this anpan bread is a labor of love that delivers professional results. The key is patience: letting the dough rest and the filling simmer properly ensures every element comes together perfectly.

Ready to create something truly special? Let’s get started.

Ingredients for anpan bread

Fourteen ingredients transform into crispy anpan bread with velvety sweet filling inside.

The azuki beans are the heart of this recipe—soaking overnight cuts cooking time by half. Japanese specialty stores like Mitsuwa or H Mart carry pre-packaged beans, but dried from a bulk bin tastes fresher. Look for vibrant red beans without cracks or discoloration. The sugar should dissolve completely during cooking; if it doesn't, strain the mixture for a silky texture. For the dough, King Arthur flour yields the best texture, but any high-quality all-purpose works. The cornmeal is non-negotiable—it's what creates that signature crispy crust. Store-bought cornmeal loses potency quickly, so buy small batches or grind your own from cornmeal kernels if possible.

No azuki beans? Substitute with adzuki beans if available, but the flavor will differ slightly. Running short on sugar? Honey or maple syrup works in a pinch, but reduce by 1 tbsp to account for moisture. For the dough, buttermilk can replace milk for extra tenderness, though the flavor will shift. If you lack vanilla extract, vanilla bean paste or even a pinch of ground vanilla bean adds depth. The yeast must be fresh—if your packet is past its expiration, test it in warm water first to confirm it bubbles. For the butter, European-style butter like Plugrá melts more smoothly, but regular unsalted butter works perfectly fine.

The anko filling keeps for 5 days in the fridge once cooled, though it's best used within 2 days for peak texture. Store it in an airtight container with a layer of plastic wrap pressed directly on the surface to prevent a skin from forming. The dough can be refrigerated overnight for 24 hours or frozen for 3 months—wrap tightly in plastic wrap followed by a layer of foil. For baking, the bread is best enjoyed fresh from the oven, but any leftovers reheat beautifully in a 350°F oven for 5-7 minutes to restore crispiness. Slice with a serrated knife for clean cuts through the crust.

Step-by-step instructions for anpan bread

Here's the method to achieve that perfect balance of tender dough and crispy cornmeal crust with sweet red bean filling.

Begin by rinsing the 1 cup of sweet red beans (dried azuki beans) under cold water until the water runs clear. Place them in a small pot with the 2.5 cups of water and bring to a boil over high heat. Once boiling, reduce the heat to medium-low and simmer for 1 to 1.5 hours, until the beans are tender and the liquid has reduced significantly.

Drain any excess liquid, then transfer the beans to a food processor or blender. Add the 0.5 cup of granulated sugar and process until you achieve a smooth, thick paste consistency. The filling should coat the back of a spoon and hold its shape when dropped. Spread the filling onto a parchment-lined baking sheet and refrigerate until firm, about 30 minutes. This ensures clean filling placement later.

In a small bowl, dissolve the 0.01 oz of instant yeast in the 0.25 cup of warm milk (about 110°F). Let it sit for 5 minutes until foamy. In the bowl of a stand mixer fitted with the paddle attachment, combine the 2 cups of all-purpose flour, 0.5 cup of fine cornmeal, 0.25 cup of granulated sugar (dough), 0.5 teaspoon of salt, and the yeast mixture. Mix on low speed until combined.

Add the 0.25 cup of cold cubed unsalted butter and mix until it's incorporated and the dough begins to come together. Add the 1 whole egg and 0.5 teaspoon of vanilla extract, then mix on medium speed for 3 to 4 minutes until the dough is smooth and elastic. The dough should pull away from the sides of the bowl and form a soft, pliable ball. If it's too sticky, add 1 tablespoon of flour at a time until it reaches the right consistency.

Divide the dough into 4 equal portions and roll each into a 12-inch round on a lightly floured surface. Place one of the chilled sweet red bean filling discs in the center of each dough round. Gently gather the edges of the dough and pinch them together, sealing the filling inside. Roll the sealed edges under your fingers to create a smooth, rounded shape.

Place the assembled anpan on a parchment-lined baking sheet, spacing them about 2 inches apart. Cover with a clean kitchen towel and let them rise at room temperature for 30 minutes. The dough should puff up slightly and feel springy to the touch. Preheat your oven to 375°F during this time to ensure it's ready when you're finished shaping.

Bake the anpan in the preheated oven for 20 to 25 minutes, until the crust is deep golden brown and sounds hollow when tapped on the bottom. Rotate the baking sheet halfway through for even browning. The filling should be warm but not bubbling excessively through the crust.

Remove from the oven and let cool on a wire rack for 10 minutes before serving. The crust should be crispy and slightly crunchy, while the interior remains soft and tender. Serve warm with a dusting of powdered sugar or a drizzle of honey for an extra touch of sweetness.

Storing and reheating this anpan bread

Fridge Storage Tips

Store your anpan bread in an airtight container at room temperature for up to 2 days—the crust stays crispy this way. If refrigerating, place it in a sealed container with parchment paper between layers to prevent sogginess.

The filling remains perfectly moist when kept below 40°F, but I recommend consuming within 3 days for best texture. 🌱

Freezing for Later

For long-term storage, freeze fully cooled anpan in a single layer on a tray before transferring to a freezer bag. This prevents sticking. Thaw overnight in the fridge—never microwave directly, as it turns the crust rubbery.

Once thawed, reheat at 350°F for 8-10 minutes to restore crispiness. I’ve kept frozen anpan for 3 months with no texture loss. ❄️

Reheating Perfection

Revive stale anpan by wrapping it in aluminum foil and reheating at 325°F for 5-7 minutes. The foil traps moisture while the oven’s dry heat reactivates the crust’s crunch.

For extra crispiness, broil for 1-2 minutes at the end—watch closely to avoid burning. A quick spray of water mist before reheating adds steam for a bakery-fresh finish. 🔥

Filling Preservation

The anko filling stays fresh for 5 days in the fridge if stored under plastic wrap (pressed directly on the surface). For longer storage, freeze in 1-tablespoon portions—perfect for quick snacking.

Thaw at room temperature before using. I’ve found that reheating leftover filling in a microwave for 20 seconds restores its spreadable texture. 💡

Crust Refresh Tricks

If the crust loses crispiness, brush it with melted butter and broil for 30 seconds—this instantly revives the snap. For a quick fix, sprinkle cornmeal on top and reheat at 375°F for 3 minutes.

Avoid toasting in a toaster, as it dries out the filling. I keep a small jar of cornmeal by the oven just for this purpose. ✨

Serving Warm Tips

Serve anpan warm for the best experience—its aroma alone makes it irresistible. Dust with powdered sugar or drizzle with honey right before serving to enhance sweetness. For a modern twist, pair with matcha whipped cream or black sesame crumble.

I like to slice it with a serrated knife for clean cuts through the crust. 🍯

Frequently asked questions