1 1/2 c All-purpose flour 1 c Whole wheat flour 2 ts Baking powder 1 ts Baking soda 1 ts Ground cinnamon 1/4 ts Salt 6 Ripe bananas; mashed 1 c Sugar 1/2 c Unsweetened applesauce 3 lg Egg whites 1 ts Vanilla extract 1/2 c Walnuts; finely chopped