1 lb. ground beef
1 can kidney beans, drained
1 can butter beans
1 can pork 'n beans
1/2 c. catsup
1/4 c. chopped onion
1/2 to 3/4 c. brown sugar
1 tsp. dry mustard
2 tbsp. vinegar
1 tsp. salt

Brown beef. Combine all ingredients and bake at 350 degrees for 1 hour.