Barbecue Beef
["3 to 4 lb. chuck roast", "1 medium onion", "2/3 c. ketchup", "2 Tbsp. mustard", "2 Tbsp. cider vinegar", "1 c. beef broth"]
["Season, stew, cool and shred chuck roast. Dice and brown onion. Add rest of ingredients. Cook 10 to 15 minutes. Add shredded beef. Mix well. Serve on toasted buns. Serves 12."]
["chuck roast", "onion", "ketchup", "mustard", "cider vinegar", "beef broth"]