Wild Blueberry Cinnamon Coffee Cake - Wild Blueberries

Ingredients

• 4 Tablespoons unsalted butter, softened
• ½ cup granulated sugar
• 1 teaspoon vanilla extract
• 1 large egg
• 2 cups unbleached all-purpose flour
• 2 teaspoons baking powder
• 1 teaspoon ground cinnamon
• ½ teaspoon salt
• ¾ cup reduced fat 2% milk
• 1.5 cups frozen Wild Blueberries
• non stick cooking spray