Sheet Pan Chicken Fajitas

Featured in: Cozy Weeknight Meals

This vibrant Tex-Mex dish features tender chicken strips seasoned with chili powder, cumin, and smoked paprika, combined with sliced red, yellow, and green bell peppers alongside red onion. Everything is roasted together on a single sheet pan, bringing out deep caramelized flavors and making cleanup effortless. The lime juice adds a fresh zing that brightens the savory spices. Garnish with cilantro, avocado, or sour cream for added richness and serve warm with tortillas or over rice to enjoy a colorful, effortless meal full of bold, balanced flavors.

Updated on Mon, 22 Dec 2025 11:20:00 GMT
Sheet-Pan Chicken Fajitas: sizzling, roasted chicken and colorful peppers served with warm tortillas. Save
Sheet-Pan Chicken Fajitas: sizzling, roasted chicken and colorful peppers served with warm tortillas. | crumbnest.com

I was scrambling one Tuesday evening, tired from a long day and short on time, when I remembered my neighbor swearing by her sheet-pan dinners. I tossed chicken strips and peppers onto a pan, drizzled everything with lime and spices, and slid it into the oven. Twenty minutes later, the kitchen smelled like a Tex-Mex restaurant, and my family devoured every bite. Since that night, this recipe has been my go-to when I need bold flavor without the fuss.

The first time I made these for friends, I doubled the batch and set out all the toppings like a little fajita bar. Everyone built their own wraps, piling on cilantro and avocado, squeezing lime over the top. The conversation flowed, people went back for seconds, and I barely lifted a finger after pulling the pan from the oven. It felt like hosting without the stress, and that sense of ease is what keeps me coming back to this dish.

Ingredients

  • Boneless, skinless chicken breasts: Slicing them into thin strips ensures they cook quickly and soak up all that smoky, tangy marinade.
  • Olive oil: Just enough to help the spices cling and keep everything from sticking to the pan.
  • Chili powder, cumin, and smoked paprika: This trio creates that warm, earthy backbone that makes fajitas taste like fajitas.
  • Garlic powder and onion powder: They add savory depth without the need to mince fresh aromatics in a hurry.
  • Lime juice: Brightens the marinade and cuts through the richness, giving every bite a fresh, zesty kick.
  • Red, yellow, and green bell peppers: The mix of colors looks gorgeous and each pepper brings a slightly different sweetness as they roast.
  • Red onion: It softens and caramelizes beautifully in the oven, adding a hint of natural sugar and a bit of bite.
  • Tortillas: Flour or corn, whichever you prefer, warmed until soft and ready to wrap around all that goodness.
  • Fresh cilantro: Adds a pop of green and a burst of herbaceous brightness that balances the smoky spices.
  • Avocado and sour cream: Optional but highly recommended for creamy richness and cooling contrast.

Instructions

Prep your pan:
Preheat the oven to 425°F and line a large sheet pan with parchment or foil. This makes cleanup effortless and prevents sticking.
Mix the marinade:
In a large bowl, whisk together the olive oil, chili powder, cumin, smoked paprika, garlic powder, onion powder, salt, pepper, and lime juice until smooth. The aroma will already start to make your mouth water.
Coat the chicken:
Toss the chicken strips into the marinade, making sure every piece is well coated. Let them sit for a minute while you prep the vegetables.
Arrange everything on the pan:
Spread the chicken, bell peppers, and onion in an even layer on the prepared sheet pan. Drizzle any leftover marinade over the vegetables and give everything a gentle toss.
Roast until golden:
Slide the pan into the oven and roast for 20 to 25 minutes, stirring halfway through. The chicken should be cooked through and the vegetables tender with slightly charred edges.
Serve and garnish:
Transfer the fajita mixture to warmed tortillas and top with cilantro, avocado, sour cream, and a squeeze of lime. Each bite should be a perfect balance of smoky, tangy, and fresh.
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One evening, my daughter helped me assemble her own fajita, carefully layering chicken, peppers, and a mountain of cilantro. She took a big bite, looked up, and declared it the best dinner ever. In that moment, this recipe stopped being just a quick meal and became a memory we both hold onto, a reminder that good food does not have to be complicated to be meaningful.

Swaps and Variations

If you are not in the mood for chicken, shrimp cooks even faster and soaks up the marinade beautifully, or you can swap in steak strips for a heartier version. Portobello mushrooms work wonderfully for a vegetarian twist, giving you that meaty texture and deep, earthy flavor. I have also added sliced jalapeños directly to the pan when I want a little extra heat, and it never disappoints.

Serving Suggestions

While tortillas are classic, I have served this over cilantro-lime rice for a bowl-style meal, or even on top of fresh salad greens for a lighter, low-carb option. A crisp Mexican lager or a tangy margarita on the side turns this into a weeknight fiesta. Sometimes I set out extra toppings like pickled jalapeños, shredded cheese, or salsa verde so everyone can customize their plate exactly how they like it.

Storage and Reheating

Leftovers keep well in an airtight container in the fridge for up to three days, and they actually taste even better the next day once the flavors have had time to meld. I reheat them in a hot skillet for a minute or two to bring back that fresh-from-the-oven sizzle, though the microwave works in a pinch. You can also freeze the cooked fajita mixture for up to two months and thaw it overnight in the fridge before reheating.

  • Store in a sealed container and refrigerate within two hours of cooking.
  • Reheat in a skillet over medium-high heat for the best texture.
  • Freeze in portion-sized bags for quick future dinners.
Homemade Sheet-Pan Chicken Fajitas, ready to eat, are surrounded by fresh cilantro and lime wedges. Save
Homemade Sheet-Pan Chicken Fajitas, ready to eat, are surrounded by fresh cilantro and lime wedges. | crumbnest.com

This recipe has saved my sanity more times than I can count, turning chaotic evenings into moments of calm and connection. I hope it does the same for you.

Recipe FAQ

What is the best way to ensure the chicken stays juicy?

Marinate the chicken strips with olive oil, lime juice, and spices to help retain moisture and infuse flavor during roasting.

Can I substitute vegetables for different flavors?

Yes, you can swap bell peppers and onions for sliced zucchini, mushrooms, or jalapeños to adjust heat and texture.

How do I know when the chicken is fully cooked?

Roast until chicken strips reach an internal temperature of 165°F (74°C) and appear opaque with slight caramelization.

What sides pair well with this dish?

Serve alongside warmed tortillas, rice, or salad greens. Adding avocado or sour cream complements the robust spices.

Can I prepare this dish gluten-free?

Yes, use corn tortillas instead of flour and omit any toppings containing gluten to keep it gluten-free.

Sheet Pan Chicken Fajitas

Juicy chicken strips and vibrant peppers roasted together with spices for an easy, flavorful dinner.

Prep duration
15 min
Cook duration
25 min
Complete duration
40 min
Created by Chloe Martin


Skill Level Easy

Heritage Tex-Mex

Output 4 Portions

Dietary considerations None specified

Components

Protein & Marinade

01 1.5 lbs boneless, skinless chicken breasts, cut into 0.5-inch strips
02 2 tablespoons olive oil
03 1.5 teaspoons chili powder
04 1 teaspoon ground cumin
05 1 teaspoon smoked paprika
06 0.5 teaspoon garlic powder
07 0.5 teaspoon onion powder
08 0.5 teaspoon salt
09 0.25 teaspoon black pepper
10 Juice of 1 lime

Vegetables

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

To Serve

01 8 small flour or corn tortillas, warmed
02 0.5 cup fresh cilantro leaves, chopped
03 1 avocado, sliced (optional)
04 0.5 cup sour cream (optional)
05 1 lime, cut into wedges

Directions

Phase 01

Preheat the oven: Set oven to 425°F and line a large sheet pan with parchment paper or foil.

Phase 02

Prepare marinade: Combine olive oil, chili powder, cumin, smoked paprika, garlic powder, onion powder, salt, black pepper, and lime juice in a large bowl and whisk until blended.

Phase 03

Marinate chicken: Add chicken strips to the marinade and toss thoroughly to coat evenly.

Phase 04

Arrange ingredients on pan: Spread marinated chicken, sliced bell peppers, and onion evenly across the prepared sheet pan, tossing vegetables to ensure they are coated with any remaining marinade.

Phase 05

Roast: Cook for 20 to 25 minutes, stirring halfway through, until chicken is fully cooked and vegetables are tender with slight caramelization.

Phase 06

Serve: Serve the mixture hot with warmed tortillas and garnish with cilantro, avocado slices, sour cream, and lime wedges as preferred.

Tools needed

  • Large sheet pan
  • Mixing bowls
  • Chef's knife
  • Cutting board
  • Tongs or spatula

Allergy details

Review each component for potential allergens and seek medical guidance if you're uncertain about ingredients.
  • Contains wheat if flour tortillas are used.
  • Contains dairy if sour cream is served.
  • For gluten-free, use corn tortillas.
  • For dairy-free, omit sour cream or select dairy-free substitute.

Nutritional information (each portion)

These values are approximate guides only and shouldn't replace professional medical consultation.
  • Energy: 340
  • Fats: 10 g
  • Carbohydrates: 35 g
  • Proteins: 28 g