1/2 lb. ground beef
1/2 c. chopped onion
1/2 c. ketchup
1 tsp. salt (optional)
3/4 c. packed brown sugar
1 tsp. dry mustard
2 tsp. vinegar
1 (16 oz.) can pork and beans
1 (16 oz.) can kidney beans
1 (16 oz.) can butter or lima beans
6 slices bacon, cooked and crumbled

Brown beef; add onion, saute until tender. Combine ketchup, salt, sugar, mustard, and vinegar; mix into beef and onion. Drain beans and add to mixture. Turn into a greased casserole dish and bake at 350 degrees for 40 minutes or cook in a crock pot on high for 3 to 4 hours. Sprinkle bacon on top before serving.