There’s something undeniably charming about the combination of blueberries and sugar—especially when they come together in a soft, tender cake that’s perfect for any time of day. Whether you’re planning a laid-back brunch, need a sweet afternoon pick-me-up, or simply want to treat yourself to something special, this Blueberry Sugar Swirl Cake delivers the kind of cozy comfort that feels like a warm hug. With juicy bursts of blueberry in every bite and a ribbon of crunchy, caramelized sugar swirled throughout, this cake strikes the perfect balance between rustic and indulgent.
What I love most about this recipe is how effortlessly beautiful it turns out—no fancy layers or fussy frosting required. The swirl of sugar creates a gorgeous marbled effect, and the berries bake down into sweet, jammy pockets that taste like summer. It’s the kind of cake that begs to be enjoyed with a steaming mug of coffee or tea, shared with friends, or wrapped up for a sweet gift. Trust me, once you make this, it’ll become a go-to favorite for everything from lazy weekends to casual get-togethers.
Ingredients
- Flour— 2-1/2 cups
- Baking Powder— 2 teaspoons
- Sour Cream— 3/4 cup
- 2 Eggs
- Vegetable Oil—1/2 cup
- Dark Brown Sugar— 1-1/4 cup
- Fresh blueberries— 2 cups
CInnamon Swirl
- White Sugar— 1/2 cup
- Cinnamon— 1 tablesoon
- Nutmeg— 1/2 teaspoon
What You’ll Need
- 3 Mixing Bowls
- 8×8 Baking Pans
- Parchment Paper
How to Make Blueberry Sugar Swirl Cake
- First, prepare the cinnamon sugar. In a large mixing bowl, combine sugar, cinnamon, and nutmeg then set aside.
- Preheat oven to 350F then combine wet ingredients. Combine eggs, sour cream, oil in a mixing bowl until ingredients are well incorporated.
- Now for the dry ingredients. In a separate mixing bowl combine flour, baking powder, salt, and brown sugar.
- Mix the the dry ingredients then fold in the blueberries.
- Line a baking pan with parchment paper then pour in half of the batter. Top with an even layer of cinnamon sugar, be sure to reserve half of the cinnamon sugar.
- Pour in the rest of the batter then top with the remaining cinnamon sugar and use a toothpick to swirl.
- Bake for 35 minutes or until a toothpick comes out clean (a few moist crumb are fine).
- Allow the cake to cool then slice an enjoy.
Let us know what you thought of this decadent Blueberry Sugar Swirl Cake. Feel free to check out some of our other blueberry dessert recipes.