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### Sour Cream Blueberry Coffee Cake: A Perfect Morning Treat
This delightful treat is perfect for breakfast, brunch, or even an afternoon snack paired with your favorite cup of coffee or tea. The best part? It’s easy to make and uses ingredients you probably already have in your kitchen. Whether you’re serving it to guests or enjoying it with your family, this coffee cake is sure to impress.
#### The Ingredients You Need
**For the Cake:**
– 2 cups all-purpose flour
– 1 ½ teaspoons baking powder
– 1 teaspoon baking soda
– ½ teaspoon salt
– 1/2 cup unsalted butter, softened
– 1 cup granulated sugar
– 2 large eggs
– 1 teaspoon vanilla extract
– 1 cup sour cream
– 1 ½ cups fresh or frozen blueberries
**For the Crumb Topping:**
– ½ cup all-purpose flour
– ½ cup packed light brown sugar
– ¼ cup unsalted butter, softened
– 1 teaspoon ground cinnamon