Add diced ham and onion to the food processor. Pulse until ham is finely minced. Place mixture in a mixing bowl.
1 # cooked ham , 1/4 cup yellow onion
Mix ham & onion mixture with mayo, relish and black pepper until well combined.
1/2 cup mayo, 1/4 cup sweet pickle relish, 1/4 tsp. black pepper
Salad can be eaten right away, but allowing it to sit for 1-2 hours in the refrigerator will allow flavors to meld together.