Sheet pan fajita chicken roasts sliced chicken and bell peppers and onion together on one pan with a chili-cumin-paprika seasoning, stirred once partway through, ready in about 35 minutes. Roasting everything at a high 425°F on a single pan, rather than cooking the chicken and vegetables separately, is what lets the vegetables char slightly while the chicken cooks through in the same window.
Sheet Pan Fajita Chicken with Charred Vegetables
Ingredients
- 600 g boneless skinless chicken breasts, sliced
- 2 bell peppers, sliced
- 1 large red onion, sliced
- 3 tbsp olive oil
- 1 tbsp chili powder
- 1 tsp paprika
- 1 tsp cumin
- 1/2 tsp garlic powder
- Salt and black pepper, to taste
- For serving (optional):
- Warm tortillas
- Lime wedges
- Fresh cilantro
Instructions
- Preheat oven to 220°C (425°F).
- Place chicken, bell peppers, and onion on a large sheet pan.
- Drizzle with olive oil and sprinkle with all spices, salt, and pepper.
- Toss well to coat evenly.
- Spread into an even layer on the pan.
- Bake for 20–25 minutes, stirring once, until chicken is cooked through and vegetables are lightly charred.
- Remove from oven and squeeze fresh lime juice over the top if desired.
- Serve warm in tortillas or over rice.
Recipe Notes
- • Add sliced zucchini or mushrooms for variety.
- • For extra heat, add cayenne or sliced jalapeños.
- • Great for meal prep and reheats well.
Nutrition
- Serving Size
- 1 plate
- Calories
- 420
- Sugar
- 5g
- Sodium
- 560mg
- Fat
- 22g
- Saturated Fat
- 4g
- Unsaturated Fat
- 16g
- Trans Fat
- 0g
- Carbohydrates
- 16g
- Fiber
- 4g
- Protein
- 38g
- Cholesterol
- 115mg
Why you'll love this
- Tossing the chicken and vegetables together with the oil and spice blend before spreading them out, rather than seasoning each separately, means both get evenly coated from a single mixing step.
- Stirring once partway through the 20-25 minute bake, as the instructions specify, redistributes everything so pieces on the pan's edges don't overcook while the center lags behind.
Tips for the best result
- Spread everything into an even, single layer, as the instructions specify, since overlapping pieces steam rather than char.
- Squeeze fresh lime juice over the top after baking, as the instructions specify, for brightness that balances the smoky, charred flavors.
Troubleshooting
The vegetables didn't char.
Make sure everything is spread in a single, even layer without overcrowding the pan, since pieces piled on top of each other will steam instead of developing char in the high heat.
The chicken is dry.
Check for doneness a few minutes before the recipe's suggested time, since exact timing depends on how thin the chicken was sliced.
Vegetables are getting too soft before the chicken is cooked through.
try this simple solution: start the chicken on the sheet pan first, giving it a 5-7 minute head start before adding the vegetables.
Recipe variations
- This recipe welcomes seasonal produce adaptations that keep it fresh and exciting year-round.
- Summer brings opportunities for charred corn kernels, zucchini, or yellow squash alongside the peppers.
- Fall and winter versions can incorporate hearty mushrooms or small cubes of sweet potato for additional substance.
- For extra protein and fiber, add a can of black beans or pinto beans during the last 10 minutes of roasting.
- Pineapple chunks add a delightful sweet-tangy dimension that complements the spices beautifully.
- Fresh garnishes make all the difference—try radish slices, pickled red onions, or a sprinkle of cotija cheese for restaurant-worthy presentation.
The recipe's own notes say this is great for meal prep and reheats well.
The recipe's own notes suggest sliced zucchini or mushrooms for variety, served warm in tortillas or over rice.
Frequently asked questions
Can I make Sheet Pan Fajita Chicken with frozen vegetables?
Fresh vegetables yield the best charred texture, but in a pinch, thawed frozen peppers will work. Pat them very dry before roasting to prevent steaming, and expect slightly softer results.
How do I prevent my chicken from drying out?
Use chicken thighs instead of breasts, cut pieces uniformly (about 1-inch thick), and don’t overcook. An instant-read thermometer should register 165°F when chicken is done.
Can I make this Sheet Pan Fajita Chicken vegetarian?
Absolutely! Replace chicken with extra-firm tofu, portobello mushrooms, or chickpeas. Reduce cooking time slightly and season generously for best results.
What’s the best way to warm tortillas for serving?
Wrap a stack of tortillas in foil and place in the oven during the last 5 minutes of cooking. Alternatively, char them directly over a gas flame for authentic flavor.
Can I prepare components ahead of time?
Yes! Slice vegetables and chicken up to 2 days ahead and store separately. Mix spices in advance, but toss with oil and lime juice just before roasting.
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