1/2 c. butter
2 eggs
1/2 tsp. baking powder
1/2 tsp. salt
1 tsp. vanilla
1 1/2 c. sugar
2 1/4 c. cake flour
3/4 tsp. baking soda
1 c. mashed banana
1/4 c. sour milk

Bake at 350 degrees for one hour.

ICING:

2 bananas
1 c. whipped cream
Confectioners' sugar