2 Large Chicken breast on rack. season chicken with fajita seasoning and add 1.5 cups of water.
Hit Poultry button. (18 minutes with a 10 minute natural release)
Save leftover liquid for rice.
Shred chicken with 2 forks while hot. put back in IPot bowl and add half a chopped onion and 5 chopped celery.
add spices. 2tsp Garlic powder, 1tsp pepper, 2 tsp salt.
any type mustard 1.5 tablespoon or 4 squirts.
2 tablespoons apple cider vinegar.
1 Cup or 3 large spatula scoops of mayo.
mix with hands.