DO-AHEAD TIP: Marinate steaks overnight or for at least 4 hours (see recipe).
In a food processor, combine all ingredients except steaks; blend until smooth.
Place steaks in a large zipper-topped plastic bag; pour marinade on top. Seal bag and refrigerate overnight or for at least 4 hours.
At time of cooking, remove steaks from marinade. Preheat oven broiler. Heat a large ovenproof skillet over high heat; add steaks and sear for about 45 seconds per side.
Broil for 10 minutes or until they reach desired level of doneness.