1/2 c. butter
1 1/2 c. sugar
2 eggs
3/4 c. sour cream
2 ripe bananas
2 c. flour
1 tsp. baking soda
1 tsp. salt
1 tsp. vanilla

FROSTING:

1/2 c. butter, softened
3 c. powdered sugar
3 tbsp. sour cream
1 1/2 tsp. vanilla

Mix bars in order given, bake on greased and floured large cookie sheet with sides. Bake at 350 degrees for 20 minutes. Frost when cool.