1 1/2 lbs. ground beef
1 1/2 lbs. ground ham
2 eggs
1 c. milk
1 1/2 c. graham crackers, crushed
1 can tomato soup
1/2 c. vinegar
3/4 c. brown sugar
2 tsp. mustard

Combine first 5 ingredients. Mix and shape into balls. Mix last 4 ingredients and pour over balls. Bake 1 hour at 350 degrees, uncovered in cake pan.