Banana Coffee Cake Muffins | A Cup Of Cream

Ingredients

• 1 ½ cups flour
• 1 ½ teaspoons baking powder
• ½ teaspoon baking soda
• ½ teaspoon salt
• ¾ cup mashed ripe bananas (about 2 large bananas)
• 1/3 cup sugar
• ¼ cup packed brown sugar
• ¼ cup sour cream
• ¼ cup buttermilk
• ¼ cup oil
• 1 egg
• 1 tablespoon vanilla extract
• 2 teaspoons cinnamon
• 2 tablespoons packed brown sugar
• ¾ cup flour
• 1/3 cup packed brown sugar
• 3 tablespoons sugar
• 1/3 cup melted butter
• ½ cup powdered sugar
• 2-3 tablespoons milk or cream
• 1/4 teaspoon vanilla extract