Healthy Summer Squash Casserole Use up all of your summer squash in this super easy and healthy summer squash casserole made with yellow squash and zucchini squash. Find a Recipes By Ingredients Share : You may like these posts :Healthy Banana Chocolate Chip MuffinsClassic (Vegan) Peanut Butter CookiesNo Bake Summer Berry Icebox CakeCheesecake Snickerdoodle Blondies