Wash zucchini and cut off both ends. ... and 1 can tomato sauce. Place in a greased (1 1/2 quart) casserole. Arrange the sliced zucchini ... until zucchini is tender.
Cook onions in microwave 3 ... done. Spray large casserole dish with Pam. Place zucchini in bottom of dish. Cover with onions. Add tomato slices and season to taste. ... and placing on grill.