2 lg. onions, sliced
1/2 c. catsup
2 c. tomatoes
2 tbsp. sugar
3 tbsp. vinegar
1 tbsp. butter
1 1/2 to 2 lb. ground beef
1 1/2 tsp. salt

Shape meat into patties, brown well in butter; remove to baking pan. Place remaining ingredients in the frying pan in which meat was browned. Simmer 10 minutes. Pour over patties. Bake in 325 degree oven for 1 1/2 hours. Makes 6 to 8 servings.