100 Calorie Oatmeal and Banana Muffin Recipe July 19, 2013 By Patty Limatola-Tanenbaum 6 Comments 100 calories for an oatmeal and banana muffin? That's right, you heard it right, only 100 caloriesSUBSCRIBE or LOG IN TO HAVE ACCESS TO THIS AND ALL THE RECIPES ON MY SITE.