4 to 5 c. spaghetti sauce
1/2 pkg. (8 oz.) lasagna noodles
1 lb. ricotta cheese
8 oz. Mozzarella cheese, shredded or thinly sliced
1 c. grated Parmesan cheese

In 13 x 9 x 2 inch baking pan, spread about 1 cup sauce; arrange a layer of uncooked lasagna noodles; top with some sauce, ricotta, Mozzarella cheese, Parmesan cheese and sauce. Repeat, gently pressing lasagna noodles into cheese mixture below. End with a final layer of lasagna noodles; pour remaining sauce over, making sure all lasagna noodles are covered with sauce, top with remaining cheeses. Do not worry about the empty space at end of pan, during cooking it will expand and fill up. Bake at 350 degrees for 45 to 50 minutes. Let stand 15 minutes. Serve.