1/2 lb. bacon, do not fry
1/4 c. onions
1 lg. can pork & beans
1 can (reg.) butter beans, drain
1 can (regular) kidney beans, drain
2 tbsp. white sugar
1 c. brown sugar
1/4 c. catsup
1/4 c. mustard
2 tbsp. molasses

Mix together and bake slowly, approximately 2-3 hours.