Preheat oven to 325F, spray mini muffin tins and set aside.
With electric mixer beat margarine with sugars. Add egg whites, applesauce, banana and vanilla and continue beating. Beat in peanut butter, mix for 2 minutes on medium speed.
With a spoon mix in remaining dry, then fold in chocolate chips. Fill muffin tins to the top.
Bake in oven for approx. 15-18 minutes. Yields 28-30 mini muffins at 2sp or 1pp each.
Nutritional info (not incl banana) Calories.. 39...Fat 1.4g...Saturated fat 0.4g...Carbs 5.9g..Fiber 0.3g..Sugars 2.8g..Protein 0.9g