Sheet Pan Chicken Fajitas

Featured in: Everyday Joys

This vibrant Tex-Mex dinner features tender chicken strips marinated with chili powder, cumin, smoked paprika, and lime juice, roasted alongside colorful bell peppers and red onion on a single sheet pan. The simple prep and roasting method create a bold, savory flavor with minimal cleanup. Serve warm with tortillas and fresh toppings like cilantro, avocado, and sour cream for a satisfying meal with bright, smoky notes perfect for busy evenings.

Updated on Mon, 22 Dec 2025 16:29:00 GMT
Sheet-Pan Chicken Fajitas, roasted with colorful peppers, sizzling and ready to wrap in warm tortillas. Save
Sheet-Pan Chicken Fajitas, roasted with colorful peppers, sizzling and ready to wrap in warm tortillas. | sugarprairie.com

It was a rainy Tuesday when I realized I had chicken, some peppers, and zero energy for complicated cooking. I remembered watching my neighbor toss everything onto one pan and somehow pull out a restaurant-quality meal. That night, I tried it myself, skeptical that something so simple could actually taste like the sizzling platters at my favorite Tex-Mex spot. The smell that filled my kitchen twenty minutes later proved me completely wrong. Now it's my go-to when I want bold flavor without the chaos.

The first time I made this for friends, I panicked halfway through because the chicken looked dry in the bowl. But once it hit the hot pan with those juicy vegetables, steam rose up and everything softened into this vibrant, glossy mix. My friend Carlos, who grew up eating his abuela's fajitas, looked up mid-bite and said it tasted like home. That's when I knew this recipe was a keeper.

Ingredients

  • Boneless, skinless chicken breasts: Cutting them into strips helps them cook fast and soak up the marinade. I learned the hard way that uneven pieces mean some end up rubbery while others are perfect.
  • Olive oil: This carries the spices and keeps everything from sticking to the pan. Don't skip it or you'll be scraping burnt bits later.
  • Chili powder: The backbone of that warm, smoky flavor. I buy mine from a local spice shop because the grocery store stuff can taste like dust.
  • Ground cumin: It adds an earthy depth that makes the whole dish feel more complex than it actually is.
  • Smoked paprika: This is the secret to that slightly charred, campfire taste without firing up a grill.
  • Garlic powder and onion powder: They blend into the marinade seamlessly and save you from mincing in a hurry.
  • Lime juice: Freshly squeezed is non-negotiable. It brightens everything and cuts through the richness.
  • Bell peppers (red, yellow, green): The mix of colors isn't just pretty, each one has a slightly different sweetness that builds layers of flavor.
  • Red onion: It caramelizes beautifully in the oven and adds a subtle sharpness that balances the sweetness of the peppers.
  • Tortillas: Warm them in a dry skillet or directly over a gas flame for that authentic, slightly charred edge.
  • Cilantro, avocado, sour cream, lime wedges: These aren't just garnishes, they're what turn a sheet pan into a full-blown fajita experience.

Instructions

Prep your oven and pan:
Crank the oven to 425 degrees and line your sheet pan with parchment. This high heat is what gives you those crispy, caramelized edges instead of sad steamed vegetables.
Mix the marinade:
Whisk the olive oil, all the spices, and lime juice together until it looks like a thick, fragrant paste. The smell alone will make you hungry.
Coat the chicken:
Toss the chicken strips into the marinade and use your hands to make sure every piece is covered. Let it sit for a minute while you prep the vegetables if you have time.
Arrange everything on the pan:
Spread the chicken, peppers, and onion in a single layer, then drizzle any leftover marinade over the vegetables. Crowding the pan will steam everything, so give them space to breathe.
Roast and stir:
Slide the pan into the oven and set a timer for twelve minutes, then give everything a good toss with tongs. This ensures even browning and keeps the chicken from drying out on one side.
Finish and serve:
When the chicken is cooked through and the vegetables have those dark, sweet edges, pull it out and pile it into warm tortillas. Don't forget the cilantro and lime, they make the whole thing sing.
Golden chicken strips with tender vegetables, perfectly seasoned Sheet-Pan Chicken Fajitas, awaiting serving. Save
Golden chicken strips with tender vegetables, perfectly seasoned Sheet-Pan Chicken Fajitas, awaiting serving. | sugarprairie.com

One evening, I made a double batch and packed the leftovers for lunch the next day. Reheated in a skillet with a splash of water, they tasted even better, the spices had settled into the chicken overnight. My coworker leaned over and asked what smelled so good, and I ended up writing the recipe on a napkin. It's become my most-shared dish, passed along in hurried handwriting and enthusiastic texts.

Make It Your Own

I've swapped the chicken for shrimp when I'm craving something lighter, and it cooks even faster, just fifteen minutes total. My vegetarian friend uses thick portobello slices and says the smokiness from the paprika makes them taste almost meaty. Steak works beautifully too, though I sear it in a hot pan for two minutes before adding it to the sheet with the vegetables.

Serving Suggestions

Sometimes I skip the tortillas entirely and serve this over cilantro lime rice with a handful of greens on the side. It turns into a burrito bowl situation that's just as satisfying. On hotter nights, I pile it onto a big salad with avocado and a squeeze of lime, and it feels like a completely different meal. Pair it with a cold Mexican lager or a margarita with plenty of salt on the rim.

Storage and Reheating

Leftovers keep in the fridge for up to three days in an airtight container. I reheat them in a skillet over medium heat with a tiny splash of water to bring back the moisture. The vegetables soften a bit more, but the flavors deepen, so it's honestly a fair trade.

  • Freeze the cooked fajita mix in portions and thaw overnight for a faster weeknight dinner.
  • Warm your tortillas just before serving so they stay soft and pliable.
  • If you're meal prepping, store the chicken and vegetables separately from the toppings to keep everything fresh.
A close-up shot of Sheet-Pan Chicken Fajitas; the flavorful chicken and vegetables are perfectly cooked. Save
A close-up shot of Sheet-Pan Chicken Fajitas; the flavorful chicken and vegetables are perfectly cooked. | sugarprairie.com

This recipe has saved me on countless busy nights when I needed something that felt special without demanding much from me. I hope it becomes one of those dishes you reach for when you want comfort, color, and just enough sizzle to make dinner feel like an event.

Sheet Pan Chicken Fajitas

Juicy chicken strips roasted with bell peppers and onions on one pan for vibrant, flavorful meals.

Setup duration
15 min
Heat duration
25 min
Complete duration
40 min
Created by Molly Evans

Classification Everyday Joys

Complexity Easy

Heritage Tex-Mex

Output 4 Portions

Nutrition guidelines None specified

Components

Protein & Marinade

01 1.5 lbs boneless, skinless chicken breasts, cut into ½-inch strips
02 2 tbsp olive oil
03 1.5 tsp chili powder
04 1 tsp ground cumin
05 1 tsp smoked paprika
06 0.5 tsp garlic powder
07 0.5 tsp onion powder
08 0.5 tsp salt
09 0.25 tsp 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 ½ cup fresh cilantro leaves, chopped
03 1 avocado, sliced (optional)
04 ½ cup sour cream (optional)
05 1 lime, cut into wedges

Method steps

Phase 01

Preheat oven: Preheat oven to 425°F. Line a large sheet pan with parchment paper or foil.

Phase 02

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

Phase 03

Marinate chicken: Add chicken strips to the marinade and toss until evenly coated.

Phase 04

Arrange on sheet pan: Spread chicken, bell peppers, and onion evenly on the prepared sheet pan, tossing vegetables with any remaining marinade.

Phase 05

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

Phase 06

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

Kitchen tools needed

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

Dietary concerns

Review ingredients carefully for potential allergens and seek professional medical guidance if uncertain.
  • Contains wheat if using flour tortillas
  • Contains dairy if served with sour cream
  • Use corn tortillas for gluten-free option
  • Omit sour cream or use dairy-free alternative for dairy-free diet

Dietary breakdown (per portion)

Values shown are estimates only - consult healthcare providers for specific advice.
  • Energy: 340
  • Fats: 10 g
  • Carbohydrates: 35 g
  • Proteins: 28 g