01 -
Combine sour cream, chipotle sauce, sugar, smoked paprika, kosher salt, and lime juice in a bowl. Mix well, cover, and refrigerate until serving.
02 -
In a large bowl, toss sliced steak, green peppers, red peppers, yellow onion, avocado oil, and lime juice until evenly coated. Sprinkle fajita seasoning over the mixture and toss again.
03 -
Set air fryer to 400°F (204°C) and preheat for 5 minutes.
04 -
Place sliced peppers and onions in the air fryer basket and cook for 5 minutes. Shake basket halfway to ensure even cooking.
05 -
Add marinated steak on top of peppers and onions in the air fryer basket. Cook for 5 to 10 minutes depending on desired doneness: 5-6 minutes for medium-rare, 7-8 minutes for medium, 9-10 minutes for medium-well. Use a meat thermometer to check internal temperature for safety.
06 -
Warm flour tortillas, then fill with cooked steak and vegetables. Top with chipotle cream sauce and chopped cilantro if desired.
07 -
Serve fajitas alongside prepared cilantro lime rice if using, with additional lime juice for garnish.