1 1/2 lbs. ground beef
1/2 lb. bacon, cut in pieces
1 onion, chopped
1/2 c. ketchup
1/2 to 3/4 c. brown sugar
1 to 3 tsp. mustard
2 to 6 tsp. vinegar (to taste)
1 lg. can pork & beans
1 lg. can kidney beans
1 lg. can limas

Saute beef, bacon, and onion. Drain. Mix together with remaining ingredients. Pour in 13 x 9 inch casserole dish. Bake at 350 degrees for about 40 minutes.