Sheet Pan Chicken Fajitas
These sheet pan chicken fajitas are a quick, flavorful dinner made with seasoned chicken, colorful bell peppers, and onions—all roasted together for easy cleanup. Perfect for stuffing in tortillas or serving over rice, and ready in under an hour!
Servings: 4
Ingredients
- 1 lb chicken breast cut into thin strips
- 1 large yellow onion thinly sliced
- 3 bell peppers cored and sliced into strips (I used yellow, red, and orange)
- 1 packet fajita seasoning or use homemade fajita mix recipe below
- 2 tbsp olive oil
- 1 lime optional
Fajita Seasoning Mix
- 1 tablespoon chili powder
- 1/2 tablespoon paprika
- 1/2 teaspoon onion powder
- 1/4 teaspoon garlic powder
- 1/4 teaspoon ground cumin
- 1/8 teaspoon cayenne pepper
- 1 teaspoon sugar
- 1/2 teaspoon salt
Instructions
- Preheat the oven to 400°F/200°C.
- Slice the onion and bell peppers into thin 1/4-inch strips. Cut the chicken breast into thin strips.
- Combine the chicken strips with 1 tablespoon olive oil and the fajita seasoning in a large bowl. Toss until the chicken is fully coated.
- Spread the sliced onions and peppers onto a large sheet pan, then toss them with 1 tablespoon of olive oil until evenly coated.
- Scatter the seasoned chicken strips evenly over the vegetables.
- Bake for 35–40 minutes, stirring everything once about halfway through.
- Optional: After removing from the oven, squeeze the juice from a lime over the chicken and vegetables for a fresh, zesty finish.
- Serve with warm tortillas and your favorite fajita toppings like sour cream, salsa, guacamole, or shredded cheese.