Mom's baked beans

1 - 1 lb., 15 oz. can pork and beans
1 medium onion cut in 1/8's
1/4 c. light molasses
5 tlbs. brown sugar
2 tlbs. catsup
1/4 lb. of bacon cut in 1/4" pieces

Mix all ingredients in baking dish

Bake 4 hours uncovered at 300 degrees