Old-Fashioned Baked Beans
["2 lb. dried navy beans", "1 tsp. soda", "1 medium onion, sliced", "1 Tbsp. salt", "4 tsp. cider vinegar", "1 tsp. prepared mustard", "2/3 c. brown sugar", "3/4 c. molasses", "1/4 c. catsup", "pinch of pepper", "3/4 lb. salt pork, sliced"]
["Wash beans thoroughly; place in a 4-quart saucepan.", "Add enough water to cover 2 inches above beans.", "Let soak overnight. Drain off water.", "Cover with fresh cold water.", "Add soda; bring to a boil.", "Drain again and rinse well.", "Cover with cold water. Bring to a boil.", "Place onion slices in bean pot or deep casserole dish.", "Add remaining ingredients, except salt pork.", "Add hot beans and enough boiling water to barely cover beans.", "Place strips of salt pork over top.", "Cover and bake at 250\u00b0 for 9 to 10 hours or until beans are tender, adding more boiling water as liquid evaporates.", "Remove cover.", "Bake for one hour longer to let salt pork become crisp and brown.", "Serve piping hot, plain or with catsup or chili sauce.", "Yield: 10 to 12 servings."]
["dried navy beans", "soda", "onion", "salt", "cider vinegar", "mustard", "brown sugar", "molasses", "catsup", "pepper", "salt pork"]