1 can kidney beans
1 can lima beans
1 can butter beans
2 cans B & M beans
1 c. brown sugar
1/2 c. vinegar
1 tsp. dry mustard
1 lg. onion, chopped
1 lb. bacon, diced

Brown bacon and remove from pan. Saute onion in bacon grease. Drain beans. Combine all ingredients in casserole. Bake uncovered at 350 degrees for 1 hour.