If you’re using regular pasta, you may need to cook for an additional 1-3 minutes.
To make without the Instant Pot:
Make chicken as directed in steps 1-4 in a skillet over medium heat until the chicken is cooked through.
Mix together mayo and remaining seasoning.
Drain pasta and combine with mayo mixture and chicken.
Note: Recipe updated on 10/17/18 to change the amount of liquid used to cook the pasta based off of feedback from commenters.