Blueberry Coffee Cake Recipe

Last updated: August 13, 2026

Blueberry coffee cake is the kind of bake you pull together on a slow weekend morning, when you want something warm and a little indulgent to go with your coffee. This version layers plump blueberries through a tender vanilla crumb and finishes with a buttery cinnamon streusel, and you will find the full recipe card below.

Why This Blueberry Coffee Cake Works

A great coffee cake balances a soft, moist crumb with enough structure to hold a thick streusel topping without collapsing. This recipe leans on sour cream for richness and tang, which keeps the cake tender for days.

Fresh blueberries burst slightly as they bake, so every slice carries little pockets of jammy fruit. Cinnamon in both the batter and the streusel ties the whole cake together with a warm, bakery-style flavor.

The Streusel Topping

The streusel here uses cold butter cut into flour, brown sugar, and cinnamon until it forms coarse, pea-sized crumbs. Chilling the streusel for ten minutes before baking helps it stay clumpy instead of melting into the batter.

Light brown sugar gives the topping a deeper, more caramelized flavor than white sugar alone. A pinch of salt in the streusel keeps the sweetness balanced against the tart blueberries below.

Choosing and Prepping the Blueberries

Fresh blueberries work best in this cake, especially in peak summer months when they are firm and sweet. Frozen blueberries can be substituted directly from the freezer without thawing, which helps prevent them from bleeding purple streaks through the batter.

Toss the berries in a tablespoon of the recipe’s flour before folding them into the batter. This light coating keeps them suspended through the cake instead of sinking to the bottom of the pan.

Full Prose Walkthrough

Mixing the Batter

Start by creaming softened butter with granulated sugar until the mixture turns pale and fluffy, about three minutes with a hand or stand mixer. Beat in the eggs one at a time, then stir in the vanilla extract and sour cream until fully combined.

In a separate bowl, whisk together the flour, baking powder, baking soda, cinnamon, and salt. Add the dry ingredients to the wet mixture in two additions, alternating with a splash of milk, and mix just until no streaks of flour remain.

Overmixing at this stage develops gluten and can make the finished cake dense rather than tender. Fold in the flour-coated blueberries by hand with a rubber spatula so they stay whole.

Assembling and Baking

Pour the batter into a greased 9-inch springform or square baking pan and smooth the top with an offset spatula. Sprinkle the chilled streusel evenly over the batter, pressing it lightly so it adheres.

Bake in a 350°F oven for 45 to 55 minutes, tenting the top loosely with foil after 30 minutes if the streusel is browning too quickly. The cake is done when a toothpick inserted in the center comes out with just a few moist crumbs, not wet batter.

Let the cake cool in the pan for at least 20 minutes before slicing, since coffee cake continues to set as it cools. Cutting it too early can cause the crumb to appear gummy even when it is fully baked.

Variations and Substitutions

Swap the blueberries for raspberries or diced peaches when they are in season for a different fruit-forward coffee cake. A simple vanilla glaze made from powdered sugar and milk drizzled over the cooled cake adds an extra layer of sweetness if you like a bakery-style finish.

For a lighter version, replace half the butter in the batter with unsweetened applesauce, though the crumb will be slightly less rich. Gluten-free all-purpose flour blends with xanthan gum work as a one-to-one substitute for the all-purpose flour in both the cake and streusel.

Storage and Make-Ahead Tips

Store leftover blueberry coffee cake covered at room temperature for up to two days, or in the refrigerator for up to five days. Bring refrigerated slices to room temperature or warm them briefly in the microwave before serving for the best texture.

The unbaked cake batter, topped with streusel, can be assembled in the pan and refrigerated overnight, then baked straight from the fridge with a few extra minutes added to the bake time. Baked and cooled coffee cake also freezes well for up to three months when wrapped tightly in plastic and foil.

Serving Suggestions

Serve blueberry coffee cake slightly warm alongside a strong cup of coffee or a pot of tea for a relaxed weekend brunch. It also holds up well on a holiday brunch spread next to eggs, bacon, and fresh fruit.

A dollop of lightly sweetened whipped cream or a scoop of vanilla ice cream turns a slice into dessert for later in the day. Leftover slices also travel well for a coffee shop-style treat packed in a lunchbox or picnic basket.

Background and Origin

Coffee cake has German and Scandinavian roots, brought to the United States by immigrant bakers in the 18th and 19th centuries who paired sweet, crumb-topped cakes with coffee and tea. The American version evolved to be less yeasted and more like a quick bread, leaning on baking powder and baking soda for lift instead of a long proof.

Blueberries became a popular addition to coffee cake recipes in New England and the Midwest, where wild and cultivated blueberries were abundant in the summer months. Today, blueberry coffee cake remains a brunch table staple precisely because it travels well, slices cleanly, and pairs naturally with the drink it is named for.

Ready to bake? Use the recipe card below for exact measurements, timing, and step-by-step instructions.

Yield: 12 servings

Blueberry Coffee Cake

Prep Time: 20 minutes

Cook Time: 50 minutes

Total Time: 1 hour 10 minutes

A tender, sour cream blueberry coffee cake topped with a buttery cinnamon streusel, perfect for brunch or an afternoon coffee break.

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Ingredients

• 2 1/2 cups all-purpose flour, divided
• 1 tablespoon baking powder
• 1/2 teaspoon baking soda
• 1 teaspoon ground cinnamon
• 1/2 teaspoon salt
• 1/2 cup unsalted butter, softened
• 1 cup granulated sugar
• 2 large eggs
• 1 teaspoon vanilla extract
• 1 cup sour cream
• 1/4 cup whole milk
• 2 cups fresh blueberries
• 1/2 cup light brown sugar, packed
• 1/2 teaspoon ground cinnamon (for streusel)
• 1/4 teaspoon salt (for streusel)
• 6 tablespoons cold unsalted butter, cubed

Instructions

1. Preheat the oven to 350°F and grease a 9-inch springform or square baking pan.
2. In a bowl, whisk together 2 1/4 cups of the flour, baking powder, baking soda, 1 teaspoon cinnamon, and 1/2 teaspoon salt.
3. In a separate large bowl, cream the softened butter and granulated sugar until light and fluffy, about 3 minutes.
4. Beat in the eggs one at a time, then mix in the vanilla extract and sour cream.
5. Add the dry ingredients to the wet mixture in two additions, alternating with the milk, mixing just until combined.
6. Toss the blueberries with the remaining 1/4 cup of flour, then fold them gently into the batter.
7. Pour the batter into the prepared pan and smooth the top.
8. In a small bowl, mix the brown sugar, remaining cinnamon, and remaining salt, then cut in the cold butter until coarse crumbs form.
9. Sprinkle the streusel evenly over the batter.
10. Bake for 45 to 55 minutes, until a toothpick inserted in the center comes out with a few moist crumbs.
11. Cool in the pan for at least 20 minutes before slicing and serving.

Notes

Toss the blueberries in flour before folding them in to prevent sinking. Frozen blueberries can be used straight from the freezer without thawing.

Nutrition Information:

Yield:

12

Serving Size:

1
Amount Per Serving: Calories: 520Total Fat: 20gSaturated Fat: 11gUnsaturated Fat: 8gCholesterol: 81mgSodium: 354mgCarbohydrates: 79gFiber: 3gSugar: 36gProtein: 8g

Blueberry Coffee Cake Questions

Can I use frozen blueberries instead of fresh?

Yes, frozen blueberries work well in this recipe and do not need to be thawed first. Toss them in flour straight from the freezer and fold them into the batter quickly to limit color bleeding.

Why did my coffee cake sink in the middle?

A sunken center usually means the cake was underbaked or the pan was pulled out too early. Test with a toothpick in the very center and look for just a few moist crumbs, not wet batter, before removing the cake from the oven.

Can I make this coffee cake ahead of time?

You can assemble the batter and streusel in the pan and refrigerate it overnight before baking. You can also bake the cake a day ahead, since the sour cream keeps it moist and it tastes just as good the next day.

What size pan should I use?

A 9-inch springform pan or a 9-inch square baking pan both work well for this recipe. A springform pan makes it easier to remove the cake cleanly without disturbing the streusel topping.

Can I double this recipe for a crowd?

Yes, this recipe doubles well in a 9×13-inch pan, though you should add 10 to 15 minutes to the bake time. Check for doneness with a toothpick rather than relying on time alone, since oven temperatures vary.

How do I keep the blueberries from sinking to the bottom?

Toss the blueberries in a tablespoon of flour before folding them into the batter, which helps them stay suspended in the thicker mixture. A batter that is properly mixed, not overly thin, also helps keep the fruit distributed evenly.

Conclusion

This blueberry coffee cake brings together a tender, sour cream batter, juicy blueberries, and a buttery cinnamon streusel in one brunch-ready bake. Whether you serve it fresh from the oven or make it ahead for a weekend gathering, it is a reliable coffee cake recipe you will want to keep on repeat.

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