Brown 1/2 pound bacon, 1 pound hamburger and 1 large onion.

Add:

1 can kidney beans
1 can butter beans
1 can pork and beans
1/2 c. catsup
1 tsp. mustard
1 tsp. salt
3/4 c. brown sugar
2 tsp. vinegar

Mix well and bake at 350 degrees for 1 hour.