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Sheet Pan Chicken Fajitas Recipe

4.9 from 117 reviews

This Sheet Pan Chicken Fajitas recipe is a quick and flavorful one-pan meal that brings the vibrant taste of Mexican cuisine to your table. Juicy strips of marinated chicken thighs or breasts, colorful bell peppers, and onions are seasoned with a bold blend of spices and roasted together on a single sheet pan, making cleanup a breeze. Finished with a squeeze of fresh lime juice, these fajitas offer a perfect balance of smoky, spicy, and tangy flavors, ideal for a satisfying weeknight dinner or casual entertaining.

Ingredients

Scale

Spice Mix

  • 1 tablespoon chili powder
  • 2 teaspoons dried oregano
  • 1 teaspoon paprika
  • 1 teaspoon ground cumin
  • 1 teaspoon salt
  • ½ teaspoon garlic powder
  • ½ teaspoon onion powder
  • ½ teaspoon black pepper
  • ½ teaspoon brown sugar
  • ½ teaspoon cayenne pepper

Chicken and Vegetables

  • 1.5 pounds boneless skinless chicken thighs or breasts, cut into strips
  • 3 bell peppers (multi-colored), cut into strips
  • 1 small onion, cut into strips
  • 34 garlic cloves, finely chopped

Others

  • 1 lime, juiced
  • 3 tablespoons olive oil, divided

Instructions

  1. Prepare the Spice Mix: In a small bowl, combine chili powder, oregano, paprika, cumin powder, salt, garlic powder, onion powder, black pepper, brown sugar, and cayenne pepper. Mix thoroughly to create a uniform seasoning blend.
  2. Marinate the Chicken: Place the chicken strips in a large bowl. Add half (1.5 tablespoons) of the olive oil and the spice mix. Toss well to ensure each piece of chicken is evenly coated with the seasoning.
  3. Prepare the Vegetables: Add the sliced bell peppers, onion strips, and finely chopped garlic to the bowl with the remaining 1.5 tablespoons of olive oil. Toss to lightly coat the vegetables in oil.
  4. Combine Chicken and Vegetables: Spread the marinated chicken and vegetables evenly on a large sheet pan in a single layer. Make sure there is enough space to allow roasting rather than steaming.
  5. Bake the Fajitas: Preheat your oven to 425°F (220°C). Place the sheet pan in the oven and roast for 20-25 minutes, stirring halfway through to ensure even cooking and caramelization. The chicken should reach an internal temperature of 165°F (74°C) and be cooked through.
  6. Finish with Lime Juice: Remove the sheet pan from the oven. Drizzle the lime juice over the chicken and vegetables and toss gently to combine and enhance the flavors before serving.

Notes

  • Use chicken thighs for a juicier and more flavorful outcome; chicken breasts work well for a leaner option.
  • You can customize the spice level by adjusting the cayenne pepper amount.
  • Serve with warm tortillas, salsa, guacamole, and sour cream for a complete fajita meal.
  • Sheet pan fajitas can be prepped ahead by marinating the chicken and slicing the vegetables in advance.
  • For a lower-sodium version, reduce the salt in the spice mix.

Keywords: sheet pan chicken fajitas, easy fajitas recipe, baked chicken fajitas, one-pan fajitas, Mexican chicken dinner