Easy Sheet-Pan Chicken Fajitas with Bell Peppers
Slices of tender seasoned chicken breast roasted alongside sweet bell peppers and red onions on a single sheet pan, finished with fresh lime and warm tortillas.
Why This Recipe Works
- High-Heat Roasting: Blasting at 425°F develops delicious charred edges on the peppers and chicken strips in 20 minutes.
- Uniform Slicing: Slicing chicken and peppers into matching 1/2-inch strips ensures even cooking across the entire baking sheet.
- Single-Pan Ease: Complete dinner ready with virtually zero sink cleanup.
Easy Sheet-Pan Chicken Fajitas with Bell Peppers
Slices of tender seasoned chicken breast roasted alongside sweet bell peppers and red onions on a single sheet pan, finished with fresh lime and warm tortillas.
Ingredients (US Customary)
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1.5 pounds boneless, skinless chicken breasts, sliced into 1/2-inch strips
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3 bell peppers (red, yellow, green), seeded and sliced into thin strips
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1 large red onion, sliced into strips
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3 tablespoons olive oil
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1 tablespoon chili powder
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1.5 teaspoons ground cumin
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1 teaspoon garlic powder
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1 teaspoon onion powder
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1 teaspoon smoked paprika
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1 teaspoon kosher salt
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1 lime, juiced, plus wedges for serving
Step-by-Step Instructions
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1Preheat Oven & Prep
Preheat your oven to 425°F (220°C). Line a large rimmed baking sheet with aluminum foil or parchment paper and mist lightly with cooking spray.
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2Season the Mix
Place sliced chicken, bell peppers, and red onion directly on the baking sheet. Drizzle with olive oil. In a small bowl, combine chili powder, cumin, garlic powder, onion powder, smoked paprika, and salt. Sprinkle spice mix over the sheet and toss everything with tongs until thoroughly coated. Spread into an even, single layer.
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3Roast to Charred Perfection
Roast for 18 to 22 minutes, tossing once halfway through, until the chicken reaches 165°F and the peppers are tender with blistered edges.
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4Finish & Serve
Remove from oven and immediately squeeze fresh lime juice over the hot sheet pan. Serve with warm flour tortillas, guacamole, salsa, and sour cream.
Kitchen Notes & Chef Tips
Don’t Overcrowd: If your sheet pan is small, use two pans so the veggies roast rather than steam.
Meal Prep Bowl: Portion leftovers over brown rice, black beans, and salsa for satisfying weekday burrito bowls.