1) Preheat oven to 350 degrees. 2) Spray the bottom of your pan with nonstick cooking spray. 3) In a mixing bowl, combine bananas, vanilla, milk, peanut butter, canola oil, and egg. 4) Add sugar, flour, baking powder, and salt to the mixing bowl and mix until dry ingredients are moistened. 5) Stir in chocolate and peanuts, leaving a small amount to sprinkle on top of the loaf and muffins. 6) Bake 60 minutes or until a toothpick comes out clean. Usually the muffins will take a half hour to 40 minutes. 7) Let cool for 10 minutes the loosen sides of the loaf with a knife and remove it rom the pan to cool completely.