Banana Bread

3 large or 4 small over-ripe bananas, mashed
1-1/2 tsp. baking soda
1/2 cup sugar
1/4 cup margarine
1 cup flour
2 eggs

Cream sugar and margarine. Add eggs, mix well. Add bananas and mix. Add flour and baking soda. Beat until fluffy. Spread into greased 8 inch square pan or loaf pan, and bake at 350 degrees for 45-60 minutes.