These sheet pan chicken fajitas are an easy, healthy meal made with chicken breast or thighs, bell peppers, and onions, all roasted together on one pan. With minimal prep and just a quick bake, this lazy sheet pan meal is perfect for busy nights. Serve in warm tortillas with a squeeze of fresh lime for a flavorful, fuss-free dinner that’s ready in no time.
Add the chicken, bell peppers, onion, oil, and fajita seasoning to an airtight container or a resealable plastic bag. Mix until everything is well coated, then refrigerate for at least 4 hours or overnight.
1-1/2 lbs. boneless, skinless chicken breasts or tenders or chicken thighs, cut into thin strips, 1 red bell pepper, cut into thin strips, 1 yellow bell pepper, cut into thin strips, 1 yellow onion, thinly sliced, 2 tbsps. avocado oil, 1/4 cup fajita seasoning , 1 orange bell pepper, cut into thin strips
Preheat the oven to 425°F and lightly coat a rimmed baking sheet with cooking spray.
cooking spray
Spread the chicken and vegetables evenly on the prepared baking sheet. Bake for 20 minutes, or until the chicken is cooked through and the vegetables are tender.
Set the broiler to high (500°F) and broil the chicken and vegetables for 5–7 minutes, or until the vegetables start to char slightly.
Squeeze fresh lime juice over the fajitas and toss gently to combine.