Sour Cream Coffee Cake with Blueberries - Oryana

Ingredients

• 1 cup butter, softened
• 2 cups cane sugar
• 2 eggs
• 1 cup sour cream
• 1 teaspoon vanilla extract
• 1 3/4 cups all-purpose flour
• 1 teaspoon baking powder
• 1 cup blueberries
• 1/2 cup brown sugar
• 1/2 cup chopped pecans
• 1 teaspoon cinnamon