2 to 3 lbs. ground beef
1 c. crackers
1 c. chopped onions
3/4 c. Parmesan cheese
1 egg
1/2 milk
1 c. Mozzarella cheese
1 sm. can tomato sauce

Mix first 6 ingredients. Pour 1/2 of tomato sauce over loaf. Bake 45 to 60 minutes at 350 degrees. Pour rest of tomato sauce and sprinkle Mozzarella cheese over loaf. Bake 10 more minutes.