1 pt. sour cream
1 c. grated cheese
1 sm. pkg. cream cheese
1 lg. chopped onion
1 1/2 lbs. hamburger
1 tbsp. sugar
1 tsp. salt
8 oz. can tomato sauce
8 oz. pkg. extra fine noodles (egg)

Mix together sour cream, cream cheese and sugar, then set aside. Cook noodles until tender, drain well and set aside. (Noodles may also be used uncooked.) Cook the remaining ingredients in skillet until meat is done. Line casserole dish alternately starting with cheese mixture, hamburger and noodles until all ingredients are used. Sprinkle with grated cheese and brown.