Melt butter in a large ... medium heat. Add zucchini and onions and cook 10 ... Pour into a casserole sprayed with Pam. Bake uncovered ... vegetable, 1 fat exchange.
Heat salad oil in a ... heat; add the zucchini, onion, and green pepper ... a 2-quart shallow casserole, arrange half the tortilla ... bubbly. Makes 6 servings.