3 calorie but delicious casserole low fat Recipes

mashed sweet potatoes (well drained , mashed canned ones are fine), eggs, lightly beaten, sugar, salt, melted light butter, vanilla extract, brown sugar, flour, chopped pecans or 1/2 cup walnuts, melted light butter

cooked squash (i like to use a mix of zucchini and summer squash) sliced or diced, light stick margarine (or equivalent of butter buds for no fat, salt, black pepper, eggs (i use egg substitute for no cholesterol), fat-free milk (or smart balance lactose-free milk), cabot 75% reduced-fat sharp cheddar cheese (lactose-free) grated, buttery cracker crumbs (i use town house wheat), chopped onion