1 can stewed tomatoes
1 lb. ground beef
1 med. onion, chopped
1 pkg. lasagna noodles
16 oz. Ricotta cheese
1/2 c. Parmesan cheese
2 c. Mozzarella cheese
1 lg. jar Prego spaghetti sauce
1 tsp. sugar

Brown beef and onion. Add sauce, tomatoes and sugar. Simmer 10 minutes. In casserole dish put one layer of sauce, then a layer of uncooked noodles, then put all Ricotta cheese and another layer of sauce on that. Put noodles again and layer with 1 cup of the Mozzarella cheese and more sauce.

Add one last layer of noodles, the remaining sauce and cover with cheese. Bake covered for 45 minutes at 350 degrees. Let sit for 30 minutes before serving. This will guarantee perfect squares. It will still be hot!