Grilled Flank Steak with Fajita Marinade

Combine all the ingredients in a small bowl except for the olive oil and steak; Whisk together until sugar is dissolved and then gradually whisk in the the olive oil.

Place flank steak in a Ziploc bag with marinade. Place in the refrigerator and allow it to marinate, turning occasionally, for at least 1 hour and up to 12 hours.

Heat grill on medium heat.

Remove steak from marinade, pat dry with a paper towel, and place on grill. Grill steak 6 to 10 minutes, turning once. Flank steak is best cooked medium rare to medium (between 130 and 140ºF with an instant read thermometer).

Transfer steak to platter and cover loosely with foil. Allow meat to rest for 5 minutes. Thinly slice across the grain and serve.