2 lg. jars Northern beans
1/2 lb. bacon, cut in 1-inch pieces
1/2 c. catsup
2 tsp. salt (optional)
1 tsp. dry mustard
6 tbsp. brown sugar
1/2 c. molasses
4 tbsp. finely diced onions

Mix all ingredients together in a slow cooker. Cook on high for 1 hour, then turn to low and simmer overnight or 6 hours.