Place all ingredients in an Instant Pot. Be sure the the chicken is almost entirely submerged in the liquid.
Close the lid and select meat/stew button. Set the cook time for 20 minutes.
Once the cook time is up allow the pressure to release naturally. (NPR)
If you are pressed for time then do 10 minutes NPR, then QPR.
Open the lid and remove the chicken to a serving dish. Shred using 2 forks.
To thicken the sauce, select sauté function and allow it to come to a boil. Simmer for 5-10 minutes then pour the sauce over the shredded chicken.
Serve with taco shells, tortillas, hot sauce, guacamole, shredded lettuce, salsa, pickled onions , corn, chopped tomatoes.