Oven-Barbecued Spareribs
["10 pounds pork spareribs, cut into serving-size pieces", "2 large onions, chopped", "1 cup finely chopped celery", "2 cups ketchup", "1 cup apple juice", "1 cup water", "1/2 cup lemon juice", "1/4 cup packed brown sugar", "1/4 cup ground mustard", "1/4 cup cider vinegar", "1/4 cup Worcestershire sauce", "2 Tbsp. paprika", "2 Tbsp. prepared horseradish", "1/2 to 1/2 tsp cayenne pepper"]
["Place ribs in a single layer in large baking pans. Bake, uncovered, at 350 degrees for 30 minutes. Drain, reserving 1/4 cup drippings. Turn ribs. Bake 30 minutes longer. Meanwhile, in a saucepan, saute onions and celery in reserved drippings until tender. Stir in a remaining ingredients; bring to a boil drain ribs; pour sauce over ribs. Cover and bake for 15 minutes; turn ribs and baste. Bake 15 minutes longer or until tender. Yield: 12 servings."]
["pork spareribs", "onions", "celery", "ketchup", "apple juice", "water", "lemon juice", "brown sugar", "ground mustard", "cider vinegar", "Worcestershire sauce", "paprika", "horseradish", "cayenne pepper"]