Place the broth, onion, salsa and taco seasoning in the IP; mix.
Lay the chicken breasts on the sauce mix. Coat both sides.
Pressure cook on high for 12 minutes. Follow the manufacture for a quick release.
Shred the chicken with 2 forks or mixier. Watch the video for reference.
Fill a soft or hard tortilla with a serving of the shredded chicken and then add your favorite toppings.