Grilled Flank Steak with Balsamic Glaze and Orange Gremolata

Directions

1. 1
   Prepare grill.
2. 2
   Sprinkle steak with salt and pepper.
3. 3
   Place steak and onion wedges on a grill rack coated with cooking spray. Grill 5 minutes on each side or until desired degree of doneness.
4. 4
   Let stand 5 minutes.
5. 5
   Cut steak diagonally across grain into thin slices.
6. 6
   While steak grills, combine balsamic vinegar and shallots in a small saucepan. Bring to a boil; reduce heat, and simmer 7 minutes or until reduced to 1/4 cup.
7. 7
   Drizzle balsamic mixture over steak slices, and sprinkle with Orange Gremolata.