Bargain Banana Bread

This recipe is hand-written in my book. I got it from mom, who says she got it from "the Super Store's bargain banana bag".

Preheat oven to 350.

Cream together:

1/2 cup margarine, room temp.
3/4 cup sugar

Beat until light and fluffy

Add one at a time, beating well after each addition:

2 eggs

Stir together and add:

1 cup unbleached all purpose flour
1 cup whole wheat flour
1 tsp baking soda
1/2 tsp salt

Mix well.

Fold in:

3 large ripe bananas, mashed
1 tsp vanilla
1/2 cup chopped walnuts, optional

Bake in greased loaf pan 50-60 minutes or until tester comes out clean. Cool in pan 10 minutes, then on rack.