Blueberry Coffee Cake Recipe with Streusel Topping

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This blueberry coffee cake is moist, tender and full of flavor. A soft vanilla-scented cake is studded with juicy blueberries so every bite has bursts of natural sweetness. A crunchy streusel crumble on top adds delightful texture, and a bright lemon glaze finishes the cake with a pleasant tang. It’s perfect with a cup of coffee or tea, and works well for breakfasts, brunches or casual gatherings.

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If you love blueberries, this sour cream blueberry coffee cake is an easy favourite. The sour cream keeps the crumb exceptionally soft and moist, while the lemon zest and glaze brighten the overall flavor. The generous crumble topping adds a satisfying crunch that contrasts beautifully with the tender cake.

For more fruity cakes, try Strawberry Crumble Cake, Apple Crumb Cake or Peach Blueberry Cake.

WHY THIS RECIPE WORKS

  • Vanilla cake: Made with sour cream for a soft, moist texture.
  • Blueberries: Fresh or frozen blueberries are scattered through the batter for juicy bursts.
  • Crumble: A buttery streusel topping adds a crunchy contrast.
  • Lemon glaze: A light glaze brightens each slice with citrus notes.
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INGREDIENT NOTES

Below are key ingredients and why they matter. For exact amounts see the recipe card.

  • All-purpose flour: Use AP flour (10–11% protein) for a light, tender crumb.
  • Sugar: Granulated sugar sweetens and helps produce a moist texture.
  • Baking powder: Provides lift for a fluffy cake.
  • Salt: Enhances overall flavor.
  • Eggs: Bring to room temperature for better emulsification.
  • Oil: Use a neutral oil (canola or vegetable) to keep the cake moist.
  • Sour cream: Keeps the cake tender and improves structure.
  • Butter: Used in both cake and crumble; soften to room temperature.
  • Blueberries: Fresh is preferred, but frozen works—toss with cornstarch to prevent bleeding.

STEP BY STEP INSTRUCTIONS

This recipe requires an electric mixer (hand or stand), two large bowls and a spatula. The full ingredient list and measurements appear in the recipe card below.

Preheat the oven to 175°C / 350°F (conventional) and line a 23 cm / 9-inch springform pan with parchment paper.

STEP 1: Make the crumble. Combine all crumble ingredients in a bowl and mix (by hand or with a mixer) until evenly combined and no dry flour remains. Set aside.

STEP 2: In a large bowl, cream butter and granulated sugar with an electric mixer on high until light and fluffy.

STEP 3: Add eggs one at a time on low speed, mixing until each is incorporated. Add half the dry ingredients and mix on low until just combined.

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STEP 4: Stir in lemon zest, sour cream, oil and vanilla until just combined. Add the remaining dry ingredients and mix until combined.

STEP 5: If using fresh blueberries, dry them well. Toss blueberries with cornstarch in a small bowl. Fold half the berries gently into the batter, transfer batter to the prepared pan, top with remaining berries and finish with the crumble.

STEP 6: Bake 45–50 minutes, or until a cake tester comes out clean. Cool in the pan 10 minutes, run a thin knife around the edge to release, then cool completely on a wire rack. Once cooled, drizzle with lemon glaze.

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EXPERT BAKING TIPS

  • Use a kitchen scale: Measuring by weight (grams) is the most accurate and gives consistent results.
  • Don’t overmix: Finish with a gentle fold using a spatula so the batter stays light and the crumb remains tender.
  • Choose the right pan: Light-colored aluminum pans bake more gently and help prevent an overly dark, dry crust. Dark pans conduct heat faster and can brown the edges more quickly.
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FAQ

Can it be served without the lemon glaze?

Yes — the cake is delicious with or without the glaze.

Can it be made a day ahead?

Yes. Store the cooled cake in an airtight container or tightly wrapped at room temperature for 2–3 days.

How do I know when the cake is done?

Insert a cake tester or toothpick into the center. When it comes out clean or with a few moist crumbs, the cake is done.

Can I substitute sour cream?

Yes — plain Greek yogurt can be used 1:1 in place of sour cream.

Can I swap the blueberries for other berries?

Yes. Raspberries or blackberries work well, though they may be more delicate.

HOW TO STORE

Keep the cake in an airtight container or tightly wrapped at room temperature for best texture. Consume within 2–3 days for optimal freshness.

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Other Cake Recipes To Try

  • Everyday Bakes (Easy pantry-friendly recipes)
  • Mixed Berry Sheet Cake with Mascarpone Cream
  • Cherry Crumble Cheesecake
  • No-Bake Berry Icebox Cake

If you tried this recipe, please leave a star review and tag @juliemarieeats on Instagram.

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Blueberry Coffee Cake

A tender vanilla cake studded with blueberries, topped with buttery crumble and finished with a lemon glaze — a cozy cake for any time of day.
5 from 6 reviews
Print Recipe
Pin Recipe
Prep Time 30 mins
Cook Time 45 mins
Total Time 1 hr 15 mins
Course Dessert
Cuisine American
Servings 12 slices
Calories 407 kcal

Equipment

  • 23 cm / 9-inch springform pan
  • Stand mixer or hand mixer

Ingredients

CRUMBLE

  • 120 g all-purpose flour
  • 100 g granulated sugar
  • 100 g dark brown sugar
  • 1 teaspoon cinnamon
  • 90 g butter, room temperature

BLUEBERRY CAKE

  • 220 g all-purpose flour
  • 1 ½ teaspoon baking powder
  • ¼ teaspoon salt
  • 85 g butter, room temperature
  • 150 g granulated sugar
  • 2 large eggs, room temperature
  • 1 tablespoon lemon zest (zest of about 1 lemon)
  • 150 g sour cream (14–18%), room temperature
  • 25 g vegetable oil
  • 1 teaspoon vanilla extract
  • 200 g blueberries (fresh or frozen)
  • 2 teaspoon cornstarch

LEMON GLAZE

  • 60 g powdered sugar
  • 1 teaspoon lemon juice
  • ½ teaspoon vanilla extract
  • ½ teaspoon sour cream to thicken (optional)

Instructions

CRUMBLE

  • Combine crumble ingredients in a bowl and mix until a crumbly texture forms and no dry flour remains. Set aside.

BLUEBERRY CAKE

  • Preheat oven to 175°C / 350°F and prepare a 23 cm / 9-inch springform pan with parchment.
  • Sift together flour, baking powder and salt; whisk and set aside.
  • Cream butter and sugar with a mixer until light and fluffy (about 3 minutes).
  • Add eggs one at a time on low speed, then fold in half the dry ingredients until just combined.
  • Stir in lemon zest, sour cream, oil and vanilla, then add the remaining dry ingredients and mix until combined.
  • Toss blueberries with cornstarch. Fold half into the batter, spread batter in the pan, top with remaining berries and the crumble.
  • Bake 45–50 minutes or until a tester comes out clean. Cool 10 minutes in pan, release from springform, then cool completely on a wire rack.

LEMON GLAZE

  • Whisk powdered sugar, lemon juice, vanilla and a little sour cream (if needed) until smooth. Drizzle over the cooled cake.

Nutrition

Calories: 407 kcal
Keyword blueberry, coffee cake, lemon
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