Bursting Blueberry Crumb Cake

This Bursting Blueberry Crumb Cake combines a soft lemon scented vanilla cake with an extra generous layer of juicy blueberries and a buttery cinnamon crumb topping that turns crisp and golden in the oven. Every bite delivers tender cake, sweet tart berries, and crunchy streusel, making it perfect for breakfast, brunch, afternoon coffee, or dessert with a scoop of vanilla ice cream. Inspired by the popular bakery style version, this homemade recipe focuses on simple ingredients and reliable baking techniques to create a cake that’s bursting with fresh blueberry flavor.

Recipe Overview

What You Can Do Better

• Use fresh, firm blueberries whenever possible for the juiciest texture.
• Coat the blueberries lightly with flour before adding them to help prevent sinking.
• Do not overmix the cake batter or the crumb will become dense.
• Leave some larger streusel pieces instead of making fine crumbs for a bakery-style topping.
• Allow the cake to cool for at least 20 minutes before slicing so the blueberry layer can set.
• Serve slightly warm with vanilla ice cream or whipped cream for the best flavor.

Also Read: Vanilla Buttercream Recipe

Ingredients

For the Crumb Topping

• 1 cup all-purpose flour
• 1/2 cup granulated sugar
• 1 teaspoon ground cinnamon
• Pinch of salt
• 6 tablespoons unsalted butter, melted
• 1 teaspoon vanilla extract

For the Cake Batter

• 2 cups all-purpose flour
• 2 teaspoons baking powder
• 1/4 teaspoon salt
• 3/4 cup granulated sugar
• 2 large eggs
• 1 teaspoon vanilla extract
• 1 tablespoon finely grated lemon zest
• 1/2 cup unsalted butter, melted and cooled
• 1/2 cup sour cream
• 1/3 cup whole milk

For the Blueberry Layer

• 4 cups fresh blueberries
• 2 teaspoons lemon juice
• 2 tablespoons sugar
• 3 tablespoons all-purpose flour

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How to Make Bursting Blueberry Crumb Cake

Step 1: Prepare the Oven

Preheat your oven to 400°F (200°C). Grease and line an 8-inch or 9-inch springform cake pan with parchment paper.

Step 2: Make the Streusel

In a medium bowl, combine the flour, sugar, cinnamon, and salt. Pour in the melted butter and vanilla extract, then gently mix with a fork until large buttery crumbs form. Set aside.

Step 3: Prepare the Blueberries

Place the blueberries in a large bowl and drizzle with lemon juice. Sprinkle over the sugar and flour, then toss gently until the berries are evenly coated.

Step 4: Mix the Dry Ingredients

Whisk together the flour, baking powder, and salt in a separate bowl.

Step 5: Make the Batter

In a large mixing bowl, whisk together the sugar, eggs, vanilla extract, and lemon zest until smooth. Add the melted butter and sour cream, mixing until fully combined. Fold the dry ingredients into the wet ingredients in two or three additions, then stir in the milk just until the batter becomes smooth.

Step 6: Assemble the Cake

Spread the batter evenly into the prepared cake pan. Spoon the blueberry mixture evenly over the top, making sure to include any remaining flour mixture from the bowl. Scatter the crumb topping generously across the blueberries without pressing it down.

Step 7: Bake

Bake for 60 to 70 minutes, rotating the pan halfway through baking. The crumb topping should be golden brown and a toothpick inserted into the cake should come out clean except for blueberry juices.

Step 8: Cool and Serve

Allow the cake to cool in the pan for about 15 minutes before removing the sides of the springform pan. Let it cool another 15 to 20 minutes before slicing. Serve warm or at room temperature.

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Serving Suggestions

• Serve warm with vanilla ice cream.
• Add lightly whipped cream for an elegant dessert.
• Dust with powdered sugar before serving.
• Enjoy with hot coffee or afternoon tea.
• Top with fresh blueberries and lemon zest for extra color.

Storage Tips

• Store covered at room temperature for up to 2 days.
• Refrigerate for up to 5 days in an airtight container.
• Warm individual slices in the microwave for 15-20 seconds before serving.
• Freeze tightly wrapped slices for up to 2 months.

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Nutritional Information (Approximate Per Serving)

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Frequently Asked Questions

Can I use frozen blueberries?

Yes. Use them straight from the freezer without thawing to reduce excess moisture and color bleeding. You may need to add a few extra minutes to the baking time.

Why are my blueberries sinking?

Coating the berries with a little flour helps suspend them in the cake while baking and creates a jammy fruit layer.

Can I make this cake ahead of time?

Yes. It tastes wonderful the next day after the flavors have settled. Warm slices slightly before serving for the best texture.

What pan works best?

A springform pan is recommended because it allows the cake to be removed easily without disturbing the crumb topping.

Can I add other fruits?

Absolutely. Raspberries, blackberries, or chopped strawberries pair beautifully with the lemon cake base, although blueberries remain the classic choice.