This easy, healthy Zucchini Oat Muffin recipe is flourless, sugar-free, and gluten-free. Only sweetened by natural sweeteners like banana and applesauce. And don't forget the chocolate chips for fun! Gluten Free Zucchini Muffins, Sugar Free Muffins, Zucchini Chocolate Chip Muffins, Chocolate Muffins, Chocolate Chips, Flourless Muffins, Sugar Free Zucchini Brownies, Healthy Zucchini Bread, Sugar Free Zucchini Bread