London Broil Marinade(Serves 6)  
["1 1/2 c. cooking oil", "1/2 c. soy sauce", "1/2 c. vinegar", "juice of 1 lemon", "1/2 tsp. salt", "pepper (if desired)", "2 lb. London broil (flank steak)"]
["Mix ingredients together to blend.", "Pour over 2 pound cut of London broil.", "Marinate 3 hours or overnight.", "Broil over grill or in the oven.", "For medium rare, broil about 15 minutes on each side in the oven.", "If you are cooking on the outdoor grill, adjust the time according to the distance your rack is from the coals, 15 minutes on the first side and 10 minutes on the other side might produce the desired doneness.", "Slice diagonally, very thin. Serves 6.", "(The amount of marinade is enough for a large cut of steak.)"]
["cooking oil", "soy sauce", "vinegar", "lemon", "salt", "pepper", "broil"]