Preheat oven to 350F, spray a 12 hole muffin tin and set aside.
In a large bowl using an electric mixer beat together your sugar and egg plus egg whites.
Stir in your mashed bananas, apple sauce and vanilla, mix well.
Mix in your flour, cocoa, baking powder and soda, fold in your chocolate chips.
Divide into 12 regular sized muffins, bake in oven for 18-20 minutes. Makes 12 muffins at 4 sp or 3pp each, best stored in fridge.
Nutritional info (not including bananas) per muffin .. Calories 107.. Fat 2g... Saturated fat 1.1g... Carbs... 21.4g... Fiber 1.8g... Sugars 8.7g... Protein 2.8g