Buttermilk Banana-Blueberry Breakfast Cake Recipe - (4/5)

Ingredients

• 2 3/4 cups unsifted pastry flour, divided
• 3/4 cup sugar
• 2 teaspoons baking powder
• 1 1/2 teaspoons baking soda
• 1/2 teaspoon salt
• 1 large egg
• 3/4 cup buttermilk
• 2 tablespoons melted butter, plus 4 tablespoons chilled butter
• 1 1/2 teaspoons vanilla extract
• 1 1/2 cups mashed banana (about 2 1/2 bananas)
• 1 1/4 cups blueberries
• 1/2 cup brown sugar