1 lb. (dry) Great Northern beans
3/4 lb. bacon, cooked crisp & crumbled
1 (15 oz.) and 1 (7 oz.) can tomato sauce
3/4 c. dark brown sugar
2 to 3 tbsp. mustard

Cook beans, covered with water, in crockpot on low for 10 hours. Drain and rinse. Return beans to crockpot. Add bacon. In separate bowl combine brown sugar, tomato sauce and mustard, mix well. Stir into beans in crockpot. Cook on low for 8 to 10 hours.