This refreshing turkey salad with grapes is a perfect combination of flavors and textures. Tender roasted turkey is mixed with sweet and juicy grapes, crunchy celery, and creamy mayonnaise. The addition of chopped walnuts adds a delightful crunch and nutty flavor. Serve this salad on a bed of lettuce or as a filling for sandwiches. It's a great way to use leftover turkey and makes for a light and satisfying meal.