Beef and Vegetable Cheese Casserole

spray(s) cooking spray

medium fresh tomato(es) sliced

medium uncooked zucchini sliced

uncooked lean ground beef

large uncooked onion(s) finely chopped

clove(s), medium garlic clove(s) minced

cup(s) canned tomato sauce

cup(s) fat free cottage cheese

large uncooked egg yolk(s)

cup(s) Weight Watchers Reduced Fat Mexican style blend shredded cheese

fresh parsley oregano or rosemary, chopped

table salt or to taste

black pepper or to taste