Step 1: Add Chicken
Add the sliced chicken breast to the air fryer basket.
Step 2: Add Onion
Add the sliced purple onion.
Step 3: Add Green Pepper
Add the sliced green bell pepper.
Step 4: Add Red Pepper
Add the sliced red bell pepper.
Step 5: Add Seasoning
Sprinkle the fajita seasoning mix over everything.
Step 6: Add Oil
Drizzle with avocado oil.
Step 7: Toss
Toss everything together really well until evenly coated.
Step 8: Air Fry
Air fry at 400°F for 15 minutes, shaking and mixing halfway through.
Step 9: Add Cheese
Once the chicken is cooked through and the veggies are tender, sprinkle the Mexican blend cheese over the top.
Step 10: Melt Cheese
Air fry for an additional 2 minutes, or until the cheese is melted.