1 pkg. yellow cake mix
1 pkg. (4-serving size) instant vanilla pudding
1 cup water
1/4 cup vegetable oil
Slice bananas into mixing bowl and mash. Add remaining ingredients. Blend, then beat at medium speed for two minutes. Pour into well-greased jelly roll pan. Bake at 350 for approximately 20 minutes. Sprinkle with powdered sugar or spread with a thin layer of powdered sugar frosting.
2 cups powdered sugar
3 T. milk
Mix together and spread over cooled cake.