Steps
1. Preheat the grill or grill pan over medium heat.
2. Season the chicken breast with salt and pepper and brush with half the olive oil.
3. Grill the chicken for 5-7 minutes on each side until cooked through, then let it rest.
4. While the chicken cooks, brush the peach slices with the remaining olive oil.
5. Grill the peach slices for 2-3 minutes per side until grill marks appear and peaches soften.
6. In a small bowl, whisk together honey, Dijon mustard, and a pinch of salt.
7. Slice the grilled chicken into strips.
8. Toss the salad greens with the dressing and arrange on a plate.
9. Top with grilled peach slices, chicken strips, and sprinkle walnuts if using.
10. Serve immediately.