Preheat oven to 350 degrees.
Cream butter and sugar.
Add eggs one at atime, beating well after each addition.
Add bananas, then dry ingredients.
Grease and flour one loaf pan and pourmixture evenly.
Bake for 50-60 minutes or until middle is firm.
Note: a wire whisk can be used to mix this: an electric mixer is notnecessary.