1/2 lb. ground beef
1/2 lb. bacon
1 onion, chopped
2 tbsp. vinegar
1/2 c. catsup
3/4 c. brown sugar
1 lg. can pork and beans
1 can butter beans
1 can kidney beans

Brown and drain ground beef and bacon. Add next three ingredients. Mix and pour over beans in large casserole. Bake at 350 degrees for 1 hour.