Top Sirloin Steak meet salad. Salad meet pizza. A tasty introduction has been made.
Press lemon pepper evenly onto steaks. Place steaks on grid over medium, ash-covered coals. Grill, covered, 12 to 17 minutes (over medium heat on preheated gas grill, 12 to 16 minutes) for medium rare (145°F) to medium (160°F) doneness, turning occasionally.
Meanwhile, combine spinach, cheese and basil in large bowl. Drizzle with balsamic vinegar; toss to coat and set aside.
Remove steak from grill and let stand 5 minutes. Place naan on grill; grill, covered, 1 to 3 minutes or until lightly browned, turning once.
Carve steaks into slices. Top naan evenly with spinach mixture and steak slices.