Barbecue Beef Sandwiches
["2 lb. ground beef", "1/2 c. chopped onion", "1/2 c. chopped green pepper", "1/2 c. celery", "2 (8 oz.) cans tomato sauce", "1/2 c. catsup", "2 Tbsp. vinegar", "2 Tbsp. brown sugar", "2 1/2 tsp. Worcestershire sauce", "2 tsp. salt", "1/2 tsp. pepper"]
["Brown beef, onions, pepper and celery and cook until vegetables are soft.", "Add remaining ingredients and simmer 2 hours.", "Serves 8 to 10."]
["ground beef", "onion", "green pepper", "celery", "tomato sauce", "catsup", "vinegar", "brown sugar", "Worcestershire sauce", "salt", "pepper"]