1 can (8 ounces) sliced water chestnuts, drained and halved
2/3 cup mayonnaise
2/3 cup sour cream
1 teaspoon salt
1/2 teaspoon white pepper
1/2 teaspoon dill weed
1 cup cashews, divided
1 cup halved seedless red grapes
In a large bowl, combine the rice, turkey, onions, celery and water chestnuts. Combine the mayonnaise, sour cream, salt, pepper and dill; pour over salad and gently stir to coat. Cover and refrigerate for at least 2 hours.
Coarsely chop 3/4 cup cashews. Just before serving, stir the grapes and chopped cashews into salad. Garnish with remaining cashews.