01 - Season both sides of chicken breasts with salt and pepper. Heat olive oil in skillet over medium heat. Cook chicken 7 to 8 minutes per side until fully cooked and juices run clear. Remove from heat and let rest 5 minutes.
02 - Dice or shred cooled chicken into bite-sized pieces and transfer to large mixing bowl.
03 - Add celery, red onion, apple, grapes, toasted nuts, and cilantro or parsley to the bowl with chicken.
04 - In separate small bowl, whisk together mayonnaise, Greek yogurt, mango chutney, curry powder, turmeric, cumin, lemon juice, honey, salt, and pepper until smooth and well blended.
05 - Pour curry dressing over chicken mixture. Gently toss until all ingredients are evenly coated.
06 - Taste salad and adjust seasoning with additional salt, pepper, or lemon juice as desired.
07 - Cover bowl and refrigerate at least 30 minutes to allow flavors to meld. Serve chilled as salad, in sandwiches or wraps, or over bed of greens.