Line the basket of the air fryer with foil and coat it with spray, or use spray only in the air fryer basket.
Thinly slice the steak against the grain, this should be about 1/4 inch slices.
Mix the steak with the peppers and onions.
Add to the air fryer.
Evenly coat with the fajita seasoning and grapeseed oil spray or olive oil spray.
Cook for 5 minutes on 390°F.
Mix up the steak mixture.
Continue cooking for an additional 5-10 minutes until your desired doneness.
Serve in warm tortillas.
Notes
Nutritional information will vary based on ingredients and amounts used.This recipe can be made with Homemade Taco Seasoning or Fajita Seasoning using 2 Tablespoons.It can also be made with chicken, shrimp, or steak.