Brown Sugar Blueberry Coffee Cake

Brown Sugar Blueberry Coffee Cake is the kind of cozy, sweet treat that pairs perfectly with a hot cup of coffee or tea. Featuring a soft, tender crumb studded with juicy blueberries and topped with a buttery brown sugar streusel, this cake is ideal for breakfast, brunch, or a satisfying afternoon snack.

Why You’ll Love This Recipe

This coffee cake delivers rich flavor and comforting texture in every bite. The sour cream keeps it incredibly moist, while the brown sugar adds a warm, caramel-like sweetness that complements the blueberries beautifully. With its easy-to-make streusel topping and simple ingredients, it’s a no-fuss recipe you’ll turn to again and again for holidays, brunches, or any time you’re craving something homemade and heartwarming.

Ingredients

• 1/2 cup butter, softened

• 3/4 cup brown sugar

• 2 large eggs

• 1 cup sour cream

• 1 teaspoon vanilla extract

• 2 cups all-purpose flour

• 1 teaspoon baking soda

• 1 1/2 teaspoons baking powder

• 1/4 teaspoon salt

• 1 1/2 cups blueberries

Streusel Topping:

• 1/2 cup brown sugar

• 1/4 cup flour

• 1/2 teaspoon cinnamon

• 3 tablespoons butter, melted

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

Directions

1. Preheat your oven to 350°F (175°C). Grease a 9×9-inch baking dish or line it with parchment paper.

2. In a large bowl, cream the softened butter and brown sugar until light and fluffy.

3. Beat in the eggs, one at a time. Then add the sour cream and vanilla, mixing until well combined.

4. In a separate bowl, whisk together the flour, baking soda, baking powder, and salt.

5. Gradually add the dry ingredients to the wet mixture, mixing just until combined.

6. Gently fold in the blueberries.

7. Pour the batter into the prepared baking dish and spread it evenly.

8. In a small bowl, mix together the streusel topping ingredients until crumbly. Sprinkle evenly over the top of the batter.

9. Bake for 35–40 minutes, or until the cake is golden brown and a toothpick inserted in the center comes out clean.

10. Allow to cool slightly before serving.

Servings and Timing

• Servings: 9

• Prep Time: 15 minutes

• Cooking Time: 40 minutes

• Total Time: 55 minutes

Variations

• Add nuts: Mix chopped pecans or walnuts into the streusel topping for added crunch.

• Lemon zest: Add a teaspoon of lemon zest to the batter for a citrusy brightness.

• Use other berries: Swap in raspberries or blackberries for a different flavor profile.

• Drizzle glaze: Mix powdered sugar with a splash of milk or lemon juice and drizzle over the cooled cake for a sweet finish.

Storage/Reheating

• Storage: Store at room temperature in an airtight container for up to 3 days, or refrigerate for up to 5 days.

• Freezing: Freeze slices individually wrapped in plastic and foil for up to 2 months. Thaw at room temperature.

• Reheating: Microwave individual pieces for 15–20 seconds or warm in a 300°F (150°C) oven until heated through.

FAQs

Can I use frozen blueberries?

Yes, just don’t thaw them before adding to the batter to avoid excess moisture.

How do I prevent the blueberries from sinking?

Toss the blueberries in a tablespoon of flour before folding them into the batter.

Can I make this in a larger pan?

Yes, you can double the recipe and bake it in a 9×13-inch pan. Adjust the baking time as needed.

Can I substitute Greek yogurt for sour cream?

Absolutely. Greek yogurt offers a similar texture and tang.

Is this cake very sweet?

It has a well-balanced sweetness, thanks to the brown sugar and tart blueberries. The streusel adds a sweet crunch.

Can I use white sugar instead of brown?

You can, but brown sugar adds more depth and moisture. A mix of both works too.

Can I prepare this the night before?

Yes! Bake the cake and store it covered. It’s just as delicious the next day.

What’s the best way to serve this?

Warm with coffee or tea, optionally with a dusting of powdered sugar or a light glaze.

Can I add spices to the batter?

Yes, cinnamon or nutmeg would complement the blueberries beautifully.

Do I need to flour the baking dish?

Greasing well is usually enough, but you can also flour it lightly for easier release.

Conclusion

Brown Sugar Blueberry Coffee Cake is a sweet, comforting classic that’s perfect for any time of day. With its soft, moist base and buttery crumble topping, it’s a treat that feels both nostalgic and indulgent. Whether you enjoy it for breakfast, brunch, or dessert, this easy recipe is sure to become a favorite in your baking rotation.

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