1 box Rigatoni noodles
1 (15 oz.) Ricotta cheese
2 c. Mozzarella cheese
1 tsp. salt
1 can spaghetti sauce
1 1/2 c. milk
1/2 lb. hamburger
1/2 c. Parmesan

Boil noodles in water, 3/4 of the box is plenty. Drain, mix with milk and Ricotta. Brown hamburger and drain. Add spaghetti sauce, salt. Grease 9 x 12 inch casserole. Layer beginning with noodles, sauce, cheese, repeat 3 times. Top with Parmesan and bake at 350 degrees for 30-45 minutes. Remove and cool slightly to set.