Blueberry Sour Cream Coffee Cake

Introduction:
This Blueberry Sour Cream Coffee Cake is the perfect combination of sweet, tangy, and crumbly textures. With its rich, moist base made from sour cream, bursting blueberries, and a delicious streusel filling, this coffee cake is a delightful treat for breakfast or an afternoon snack. The cinnamon-sugar topping brings a warm, comforting flavor that pairs perfectly with a hot cup of coffee or tea.

Ingredients:
(Makes 1 coffee cake)

For the cake:

½ cup butter, softened
¾ cup granulated sugar
¼ cup brown sugar
1 teaspoon vanilla extract
2 large eggs
1 cup sour cream
3 cups all-purpose flour
1 teaspoon baking soda
1 teaspoon baking powder
1 ½ cups fresh blueberries, divided
For the streusel filling:

5 tablespoons salted butter, melted
¾ cup brown sugar
1 ½ teaspoons cinnamon
How to Make:

Preheat the Oven: