Do this a time or two until the steak at its thickest point hits 135 degrees. Pull it and let it rest for 10 minutes or so. With a very sharp knife, cut thinly against the grain.

Cook time: 10-12 minutes, prep time-10-15 minutes . IE 11 is not supported. For an optimal experience visit our site on another browser.

A four-hour marinating process and a quick trip to the grill make this grilled flat iron steak recipe a keeper.

If you wish, take the reserved marinade and heat in a saucepan on high until it thickens. Pour into a gravy boat and serve with the steak. Slice steak 1/4- to 1/2-inch thick and serve hot.

Add the steak to the bag and turn to coat completely with the marinade. Refrigerate, turning occasionally, for at least 6 hours and up to 12 hours. Remove the steak from the marinade and bring to ...