2 c. flour
2 tsp. baking powder
1/2 tsp. baking soda
1/2 tsp. salt
1/2 c. butter
1 c. sugar
2 eggs
1 c. bananas
1/2 c. walnuts

Mix all ingredients in a mixing bowl. Pour into a 9 x 5 x 3 inch loaf pan. Bake for 60 to 70 minutes.