Blueberry Custard Crumble Buns (Bakery-Style with Cream Cheese Filling!) – Munchies By Mallory

These Blueberry Custard Crumble Buns are soft, yeasted buns filled with tangy cream cheese custard, topped with jammy blueberries and a buttery cinnamon crumble. Each bun delivers a perfect balance of creamy, fruity, and crunchy textures, making them an irresistible bakery-style treat you can make at home.

Why This Recipe Works

I have tested dozens of filled bun recipes, and this one consistently delivers bakery-quality results at home. The enriched dough, made with milk, butter, and a single egg, bakes up tender and pillowy, providing the ideal base for the rich custard and juicy blueberries.

The cream cheese filling stays lusciously creamy without melting out because we pipe it into a deep indent after brushing with egg wash, which creates a seal. The blueberry jam and fresh berries add natural sweetness and a burst of fruitiness, while the cinnamon crumble topping adds a satisfying crunch that contrasts beautifully with the soft bun.

Ingredients

Step-by-Step Instructions

Activate the Yeast

1. Heat ¾ cup whole milk to 100–110°F and pour into a mixing bowl.
2. Stir in 2 tsp active dry yeast and let sit 5–10 minutes until bubbly and foamy.

Mix the Dough

1. Add ¼ cup granulated sugar and 1 large egg to the milk-yeast mixture and whisk until combined.
2. Stir in 2½ cups all-purpose flour and 1 tsp kosher salt.
3. Begin kneading by hand or with a dough hook for 3–5 minutes.

Incorporate Butter

1. Add 3 tbsp unsalted butter, room temperature, 1 tablespoon at a time, letting it fully incorporate before adding more.
2. Knead for another 5 minutes until the dough is smooth, soft, and slightly tacky.

First Rise

1. Transfer the dough to a greased bowl, cover with a towel, and let rise in a warm spot for 1–2 hours, or until doubled in size.

Shape the Buns

1. Punch down the dough and divide into 6 equal portions.
2. Shape into balls and flatten each into a 6-inch round.
3. Place on a parchment-lined baking sheet with space between each bun.

Prepare Custard Filling

1. Beat 8 oz cream cheese until smooth.
2. Add 1 tsp vanilla extract and 2 tbsp heavy cream, mix for 1 minute.
3. Gradually beat in 1 cup powdered sugar until fluffy.
4. Transfer to a piping bag.

Add Egg Wash & Fill

1. Brush each dough round with beaten egg wash.
2. Use the back of a spoon or measuring cup to make a shallow indent in the center of each bun.
3. Pipe a generous swirl of custard into each indent.

Add Blueberries & Jam

1. Spoon a small amount of blueberry jam over the custard.
2. Top with a few fresh blueberries.

Make the Crumble

1. Mix 3 tbsp melted unsalted butter, ½ cup all-purpose flour, ½ cup packed light brown sugar, and 1 tsp ground cinnamon until crumbly.
2. Sprinkle generously over the filled buns.

Bake

1. Preheat oven to 375°F.
2. Bake for 20–25 minutes until the buns are puffed, golden, and the custard is just set.

Cool & Dust

1. Let the buns rest for 10 minutes to allow the custard to set.
2. Dust lightly with powdered sugar before serving.

Chef Tips for Perfect Results

• Ensure milk temperature is between 100–110°F; hotter milk kills yeast, cooler milk slows activation.
• Knead the dough until it passes the windowpane test: stretch a small piece thin enough to see light through without tearing.
• Use room temperature cream cheese to avoid lumps in the custard filling.
• Pipe the custard into a well-defined indent so it stays centered during baking.
• Do not overfill the buns with jam or berries, or they may leak during baking.
• Cool at least 10 minutes before serving to let the custard set completely.

Common Mistakes to Avoid

• Overworking the dough after adding butter: This develops too much gluten, making buns tough. Stop kneading as soon as dough is smooth and elastic.
• Using cold cream cheese: Cold cream cheese creates a lumpy filling that doesn’t pipe smoothly. Always bring it to room temperature first.
• Skipping the egg wash step before filling: Egg wash helps seal the dough and prevents the custard from soaking in and making the bun soggy.
• Baking at too high temperature: 375°F is optimal. Higher heat browns the crumble too quickly while the inside remains undercooked.
• Serving immediately out of the oven: The custard is extremely hot and runny. Letting it rest for 10 minutes allows it to set to a pudding-like consistency.

Variations and Substitutions

Serving Suggestions and Pairings

Serve these Blueberry Custard Crumble Buns for brunch alongside fresh fruit salad and a mimosa (use non-alcoholic sparkling cider). They also make a show-stopping dessert for summer barbecues or holiday breakfasts. Pair with a hot cup of Earl Grey tea or a cold glass of milk.

Storage and Reheating

To reheat, warm buns in a 300°F oven for 8–10 minutes. Avoid microwaving, as it makes the dough tough and the custard rubbery.

Nutritional Information

Frequently Asked Questions

Can I use instant yeast instead of active dry yeast?

Yes, you can substitute instant yeast in equal weight but reduce the rising time by about 20 minutes. Mix instant yeast directly with the flour instead of dissolving it in milk.

How do I know when the buns are fully baked?

The buns are done when the tops are deep golden brown, the crumble is crisp, and an instant-read thermometer inserted into the center of a bun reads 190°F.

Why did my custard filling leak out during baking?

Leakage usually occurs when the indent is too shallow or when the dough was not sealed with egg wash before piping. Ensure the indent is at least ½-inch deep and brush the dough thoroughly with egg wash.

Can I make the dough and filling ahead of time?

Yes, you can prepare the dough through the first rise, then refrigerate overnight. Let it come to room temperature for 30 minutes before shaping. The custard can be made 2 days ahead and stored in a piping bag in the fridge.

How should I serve these buns for a party?

Arrange them on a serving platter and dust with powdered sugar just before presenting. For extra flair, drizzle with a simple vanilla glaze or serve with a side of whipped cream.

Conclusion

These Blueberry Custard Crumble Buns capture the magic of a professional bakery in your own kitchen. The tender, enriched dough, creamy tangy filling, and jammy blueberry topping with a crunchy cinnamon crumble create a memorable treat for any occasion. Bake a batch, share with loved ones, and enjoy the signature combination of textures and flavors that makes this recipe truly special.

Blueberry Custard Crumble Buns (Bakery-Style with Cream Cheese Filling!)

---

5 Stars 4 Stars 3 Stars 2 Stars 1 Star

No reviews

• Author: Emily
• Total Time: 175
• Yield: 6 buns
• Diet: Vegetarian

Print Recipe

Pin Recipe

Description

Soft yeasted buns filled with tangy cream cheese custard, topped with jammy blueberries and a buttery cinnamon crumble for a bakery-style treat at home.

---

Ingredients

Whole milk, warmed to 100–110°F – ¾ cup
Active dry yeast – 2 tsp (or 1½ tsp instant)
Granulated sugar (for dough) – ¼ cup
Large egg (room temperature) – 1
All-purpose flour (for dough) – 2½ cups + extra for dusting
Kosher salt – 1 tsp
Unsalted butter (room temperature) – 3 tbsp
Cream cheese (full-fat block) – 8 oz
Heavy cream – 2 tbsp
Vanilla extract – 1 tsp
Powdered sugar – 1 cup
Blueberry jam – ¼ cup
Fresh blueberries (frozen, unthawed acceptable) – 1 cup
Egg (for wash) – 1 (beaten with 1 tbsp water)
All-purpose flour (for crumble) – ½ cup
Unsalted butter (cold, cubed) – ¼ cup
Cinnamon sugar (½ cup sugar + 2 tsp cinnamon)
Chopped pecans or walnuts (optional for crumble) – ¼ cup

Cook Mode Prevent your screen from going dark

---

Instructions

In a large bowl, combine warm milk, yeast, and 1 tbsp sugar. Let rest 5 minutes until foamy.
Add egg, ¼ cup sugar, 2½ cups flour, salt, and 3 tbsp butter. Mix until smooth, then knead 10 minutes until elastic. Let rise 1 hour until doubled.
Roll dough into a circle, cut into 6 wedges. Shape into balls and let rise 30 minutes.
In a bowl, mix cream cheese, heavy cream, powdered sugar, and vanilla into a smooth filling.
Brush egg wash over each bunned dough, then pipe cream cheese filling into a well. Top with blueberry jam and 4–5 fresh blueberries.
Sprinkle crumble topping (½ cup flour + ¼ cup butter + ½ cup cinnamon sugar). Let rest 15 minutes.
Bake at 350°F (175°C) for 25 minutes. Top with additional blueberries during baking.
Cool slightly, then serve.

Notes

Use room temperature ingredients for smooth dough.
Bread flour for chewier buns.
If using salted butter in the dough, reduce added salt to ½ tsp.
Freeze un-baked buns for future use (bake directly from frozen, add 10 minutes to cook time).
Store leftovers in an airtight container for up to 2 days.
Crumble topping can be stored in a jar for future use.

• Prep Time: 30
• Cook Time: 25
• Category: Desserts
• Method: Baking
• Cuisine: American