Large piece of baked ham
Onion, finely chopped
Celery, finely chopped
Pickle relish
Mayonnaise
Cut ham into chunks and pulse in food processor until finely chopped. Pour chopped ham into mixing bowl. Add onion, celery, and pickle relish with enough mayonnaise to moisten ham to a spreadable consistency. Use as a spread on sandwiches, crackers, or celery sticks.