Place turkey, mayonnaise, vinegar, celery salt, and pepper in a food processor. Pulse until turkey is finely chopped.Note: If you do not have a food processor, chop the turkey into small pieces with a knife and then mix the ingredients in a bowl.
Transfer to a medium bowl and stir in remaining ingredients.
Refrigerate until ready to serve.
Notes
Chicken can be used instead of turkey.Miracle whip can be used instead of mayonnaise.