In small saucepan, boil onions ... water. Simmer until veggies are crisp, but tender. Drain well. Butter 2-quart casserole dish (all sides and bottom). Mix ... top if you like).
Preheat oven to 375°F. Spray ... bottom of the dish and arrange 3 noodles in ... the Ricotta and veggies and 1/2 of the Mozzarella ... cheese and low-fat Mozzarella.
Ingredients: 5 (cheese .. etc. .. noodles .. sauce ...)