This grilled flank steak salad is a great option for a light and healthy meal that is still packed with flavor. The steak is grilled to perfection and served over a bed of mixed greens, along with cherry tomatoes, sliced avocado, and crumbled feta cheese. Drizzle with a simple vinaigrette made with olive oil, red wine vinegar, and Dijon mustard for a delicious and satisfying meal.