1 lg. jar Prego sauce
9 lasagne noodles, cooked
Sm. container (15 oz.) Ricotta cheese
Sm. Mozzarella cheese ball
2 lbs. ground meat
1 egg

Brown meat and add Prego. Stir and simmer. Cook noodles. Mix Ricotta cheese with 1 egg and salt to taste. Slice Mozzarella cheese ball. Begin layering in 13 x 9 inch pan. A little sauce on bottom, noodles, Ricotta mixture, sauce, sliced Mozzarella; repeat. Save a little sauce for top. Bake at 350 degrees for 40 minutes.