Blueberry Sour Cream Coffee Cake

 

Ingredients:

1 cup butter, softened

2 cups white sugar

2 eggs

1 cup sour cream

1 teaspoon vanilla extract

1 ⅝ cups all-purpose flour

1 teaspoon baking powder

¼ teaspoon salt

1 cup fresh or frozen blueberries

½ cup brown sugar

1 teaspoon ground cinnamon

½ cup chopped pecans

1 tablespoon confectioners’ sugar for dusting