1 (1 lb.) can kidney beans
1 (1 lb.) can butter beans
2 (1 lb.) cans vegetarian beans
3/4 c. catsup
1/2 c. brown sugar
1 tsp. dry mustard
2 tbsp. vinegar

Combine everything in a 2 or 3 quart casserole. Bake, uncovered at 350 degrees for 1 hour.