Chicken Fajita Sheet Pan

Featured in: Dinner Fix

This sheet pan features tender chicken strips roasted with colorful bell peppers and red onions, all seasoned with a blend of chili powder, cumin, smoked paprika, and lime juice. The ingredients are spread evenly for roasting, resulting in juicy, flavorful chicken and nicely charred vegetables. Shift toward simplicity and bold flavors with quick prep and easy cleanup, perfect for busy evenings. Serve with warm tortillas or enjoy over greens for a gluten-free option, complemented by fresh cilantro and lime wedges.

Updated on Tue, 23 Dec 2025 11:34:00 GMT
Sheet pan chicken fajitas: sizzling strips of chicken and colorful bell peppers, ready to be wrapped in a tortilla. Save
Sheet pan chicken fajitas: sizzling strips of chicken and colorful bell peppers, ready to be wrapped in a tortilla. | nachohaha.com

There's something about the sizzle of chicken hitting a hot sheet pan that instantly makes me feel like I've got my life together in the kitchen. The first time I made these fajitas on a weeknight, I was convinced I'd need to spend hours prepping, but I had everything roasted and ready in less time than it took to order delivery. Now it's become my go-to move when friends drop by unexpectedly or when I'm too tired to think about complicated cooking but refuse to settle for mediocre food.

I remember serving this to my neighbor who'd just moved in, and she showed up with wine and stayed for an extra hour just talking at my kitchen counter while we built our own fajitas. That's when I realized this recipe isn't just about feeding people fast, it's about creating something warm and shareable that makes everyone feel welcome.

Ingredients

  • Chicken breasts or thighs: I usually go with a mix because thighs stay juicier, but breasts work perfectly fine if that's what you have.
  • Bell peppers (red, yellow, green): The mix of colors isn't just pretty, each one has a slightly different sweetness that balances the spices.
  • Red onion: Don't skip this, the natural sugars caramelize slightly and add depth you can't fake.
  • Olive oil: Good quality makes a noticeable difference in how the spices bloom.
  • Chili powder, cumin, smoked paprika: These three are the backbone, the holy trinity of Tex-Mex flavor that makes your kitchen smell incredible.
  • Garlic powder, onion powder, oregano: They work quietly in the background but are absolutely essential for authentic flavor.
  • Cayenne pepper: I keep this optional because heat is personal, but a pinch transforms the dish from mild to memorable.
  • Lime juice: This is your secret weapon for brightness, it lifts everything and prevents the spices from feeling heavy.

Instructions

Set your oven and prep your stage:
Get your oven to 425°F and line your baking sheet while it preheats. This sounds simple but it's the difference between relaxed cooking and scrambling at the last second.
Build your marinade:
Whisk together the oil, spices, salt, pepper, and lime juice in a large bowl until it smells like a tiny Tex-Mex dream. Don't rush this step, let the flavors mingle for a moment.
Coat everything evenly:
Add your chicken and vegetables to the bowl and toss until every piece is painted with that beautiful spiced oil. Use your hands if you need to, it's easier and more thorough.
Spread and roast:
Spread and roast:
Lay everything out on your sheet pan in a single layer so nothing's crowded or steaming. Slide it into the oven and set a timer for 12 minutes, then give everything a good stir.
Finish strong:
Roast for another 10-13 minutes until the chicken is cooked through and the vegetables have those dark, caramelized edges. The smell when you open that oven door is your reward.
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My daughter, who normally picks at everything, actually asked for seconds and then wanted to help make them again the next week. That's when I knew this recipe had earned its spot in permanent rotation in our house.

Why This Works as Your Weeknight Lifesaver

The magic here is that you're essentially cooking with heat and time instead of complicated techniques. Everything goes on one pan, everything roasts together, and the oven does the heavy lifting while you set the table or answer emails or just breathe for a minute. There's real sophistication in that kind of simplicity.

Building Your Fajita Bar

Warm your tortillas in a dry skillet or wrapped in foil while the pan roasts, so they're actually pliable when you need them. I've learned the hard way that cold tortillas are the enemy of a good fajita experience. Set out your toppings in small bowls, let everyone build their own, and suddenly you're hosting instead of just feeding people.

Making It Your Own

This recipe is a canvas, not a command. Swap the chicken for shrimp if that's what sounds good, throw in sliced jalapeños for heat, or skip the tortillas entirely and serve it over cauliflower rice if that's your thing. The spice blend is what ties it all together, everything else is negotiable.

  • Try adding sliced mushrooms or zucchini if you want more vegetables in the mix.
  • A pinch of cumin can always go up if you want deeper, earthier flavor.
  • Serve with fresh cilantro and lime wedges and let people finish their own plate.
Homemade chicken fajita sheet pan, served with warm tortillas and fresh cilantro, is a delicious complete meal. Save
Homemade chicken fajita sheet pan, served with warm tortillas and fresh cilantro, is a delicious complete meal. | nachohaha.com

This meal somehow bridges the gap between weeknight easy and actually impressive enough to serve guests, which is a rare and beautiful thing. Once you make it once, you'll find yourself planning nights around it.

Recipe FAQ

What cut of chicken works best?

Boneless, skinless chicken breasts or thighs sliced into strips allow for even cooking and absorb the marinade well.

Can I adjust the spice level?

Yes, the cayenne pepper is optional for heat, and you can add sliced jalapeños for extra spice.

How do I ensure the vegetables roast evenly?

Slice bell peppers and onions evenly, spread in a single layer, and stir halfway through cooking to promote even roasting.

What are good serving suggestions?

Serve with warm tortillas and toppings like sour cream, salsa, or guacamole. For a low-carb choice, try over lettuce leaves or cauliflower rice.

Are there alternatives to chicken?

Beef strips, shrimp, or tofu can substitute chicken for a different variation while maintaining the Tex-Mex flavors.

Chicken Fajita Sheet Pan

One-pan roasted chicken with bell peppers and onions in Tex-Mex spices for easy weeknight meals.

Prep duration
15 min
Time to cook
25 min
Complete duration
40 min
Created by Carlos Vega

Type Dinner Fix

Complexity Easy

Heritage Tex-Mex

Output 4 Portions

Dietary requirements No gluten

Components

Proteins

01 1.3 lbs boneless, skinless chicken breasts or thighs, sliced into strips

Vegetables

01 1 large red bell pepper, sliced
02 1 large yellow bell pepper, sliced
03 1 large green bell pepper, sliced
04 1 large red onion, sliced

Marinade & Seasoning

01 3 tablespoons olive oil
02 2 teaspoons chili powder
03 1 teaspoon ground cumin
04 1 teaspoon smoked paprika
05 1/2 teaspoon garlic powder
06 1/2 teaspoon onion powder
07 1/2 teaspoon dried oregano
08 1/4 teaspoon cayenne pepper (optional)
09 1 teaspoon salt
10 1/2 teaspoon black pepper
11 Juice of 1 lime

To Serve

01 8 small flour or corn tortillas, warmed
02 Fresh cilantro, chopped (optional)
03 Lime wedges
04 Sour cream, salsa, or guacamole (optional)

Directions

Phase 01

Preheat Oven and Prepare Pan: Preheat the oven to 425°F. Line a large baking sheet with parchment paper or foil to ensure easy cleanup.

Phase 02

Combine Marinade Ingredients: In a large mixing bowl, whisk together olive oil, chili powder, ground cumin, smoked paprika, garlic powder, onion powder, dried oregano, cayenne pepper, salt, black pepper, and lime juice.

Phase 03

Marinate Chicken and Vegetables: Add chicken strips, sliced bell peppers, and red onion to the marinade. Toss thoroughly until all pieces are evenly coated.

Phase 04

Arrange on Sheet Pan: Spread the marinated chicken and vegetables evenly in a single layer on the prepared baking sheet.

Phase 05

Roast Until Cooked: Roast in the preheated oven for 22 to 25 minutes, stirring once halfway through, until chicken is fully cooked and vegetables are tender with slight char.

Phase 06

Serve with Accompaniments: Remove from oven and serve immediately with warmed tortillas and optional toppings such as cilantro, lime wedges, sour cream, salsa, or guacamole.

Tools needed

  • Large baking sheet
  • Mixing bowl
  • Knife and cutting board
  • Tongs or spatula

Allergy details

Review each component for potential allergens and speak with a healthcare provider if you're concerned about specific ingredients.
  • Contains gluten if flour tortillas are used.
  • Dairy present in optional toppings such as sour cream and cheese.
  • Check packaged tortillas and seasoning blends for hidden allergens.

Nutrient breakdown (per portion)

These values are estimates only and shouldn't replace professional medical guidance.
  • Energy: 380
  • Fats: 14 g
  • Carbohydrates: 30 g
  • Proteins: 32 g