For the Brownies

• • 2 eggs

• • 3 bananas, mashed
  • 1 ½ cups sugar
  • 1 cup sour cream

• • ½ cup butter, softened
  • 2 teaspoons vanilla extract
  • 2 cups all-purpose flour

• • 1 teaspoon baking soda
  • ¾ teaspoon salt
  • ½ cup walnuts, chopped

For the Frosting

• • ½ cup butter
  • 3 cups powdered sugar
  • 1 ½ teaspoons vanilla extract

• 3 tablespoons milk