Barbecued Beef Short Ribs
["3 lb. beef short ribs", "2 Tbsp. vegetable oil", "2 Tbsp. sliced onion", "1 Tbsp. chopped green pepper", "1 c. catsup", "1 tsp. salt", "1 tsp. celery seed", "2 Tbsp. brown sugar", "2 Tbsp. lemon juice", "2 tsp. dry mustard", "1 c. water"]
["Brown short ribs in oil; pour off excess fat.", "Place in pressure cooker.", "Add water and remaining ingredients.", "Cover; set control at 10 and cook 45 to 50 minutes after the steam is up. Remove from heat and cool down.", "Thicken the sauce with 1 tablespoon flour mixed with 1/4 cup water for each cup of sauce. Serves 4 to 6."]
["beef short ribs", "vegetable oil", "onion", "green pepper", "catsup", "salt", "celery", "brown sugar", "lemon juice", "dry mustard", "water"]