1 stick butter
1 c. white sugar
2 eggs
2 c. all-purpose flour
1/2 tsp. baking soda
1/2 tsp. baking powder
1/2 tsp. salt
1 tsp. vanilla
1 c. mashed banana
3/4 c. nuts (optional)

Cream butter, sugar and add eggs. Add all other ingredients.

Bake at 325°F in loaf pan (greased) for 1 hour (3 small loaves about 40 minutes).