In a small bowl whisk together all ingredients except steak and lime wedges
Score steak across top or pierce top of steak with a fork
Place in a shallow glass baking dish and pour lime juice mixture over the steak turn to coat both sides Refrigerate 6 to 8 hours to marry the flavors turning occasionally
Remove steak from marinade and grill 5 or 6 minutes on each side or to desired doneness
Slice thinly on the diagonal serve with lime wedges