. (The ricotta cheese layers will be thin.) Repeat procedure; spread remaining one-third of meat sauce over mozzarella cheese. Slowly pour 1/4 cup hot water around inside edge of dish. Tightly cover baking dish with 2 layers of heavy-duty aluminum foil.
Bake at 375° for 45 minutes; uncover and bake 10 more minutes. Let stand 10 minutes before serving.