Remove the steak from the marinade, and grill it on an oiled rack over glowing coals, 5 minutes per side, brushing it occasionally with some of the marinade and turning it only once, for medium-rare meat. OR broil the steak under a preheated broiler about 4" from heat, turning it once, for 5 minutes per side for medium-rare meat. Discard marinade. Transfer steak to a warm platter. Let it stand for 5 minutes under a loose foil tent. Slice the steak thinly across the grain and serve. 781 calories, GL=0, Glycals=2