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Sheet Pan Chicken Fajitas: 1 Pan Wonder

By anna Boncoeur On October 25, 2025

Sheet Pan Chicken Fajitas

Ugh, weeknights, right? Between school runs, soccer practice, and just trying to unwind, the thought of making a delicious dinner can feel like a mountain to climb. That’s where I come in! I’m Anna, and I’m totally obsessed with making everyday cooking easier and way more joyful, especially when it comes to chicken. My kitchen is always buzzing with ideas for simple, flavorful chicken recipes that don’t take forever. Seriously, if you’re looking for a meal that’s big on taste but super low on fuss, you’ve landed in the right spot. These Sheet Pan Chicken Fajitas are about to become your new best friend for those crazy busy nights!

Why You’ll Love These Sheet Pan Chicken Fajitas

Seriously, these fajitas are a lifesaver! Forget juggling multiple pans and making a huge mess. Here’s why you’ll be making them again and again:

  • Super Easy Cleanup: Everything cooks on one pan, which means way less washing up. My kind of magic!
  • Packed with Flavor: That spice blend? Oh my goodness. It gives the chicken and veggies such a vibrant, authentic Mexican taste.
  • Lightning Fast: Prep is a breeze, and they’re on the table in under an hour, making them perfect for any busy weeknight.
  • So Versatile: You can totally customize the veggies and toppings to whatever you have on hand or fancy that day.

Gathering Your Sheet Pan Chicken Fajitas Ingredients

Alright, let’s talk about what you need to make these amazing Sheet Pan Chicken Fajitas. The beauty of this recipe is that it uses pretty common stuff you probably already have or can grab easily at the grocery store. Getting everything prepped beforehand is key to making the actual cooking process super smooth and quick, which is exactly what we want for a weeknight meal, right?

Essential Ingredients for Flavorful Sheet Pan Chicken Fajitas

First up, the stars of the show: 1 1/2 pounds of boneless, skinless chicken breasts, sliced into nice, bite-sized strips. Then we’ve got our vibrant veggies: one red bell pepper, one green bell pepper, and one yellow bell pepper, all seeded and sliced. Don’t forget one medium yellow onion, also sliced. You’ll also need 2 cloves of garlic, minced nice and fine, 3 tablespoons of good quality olive oil to get everything sizzling, and 2 tablespoons of fresh lime juice for that zesty finish. And of course, we can’t forget the tortillas – grab about 8 taco-sized flour tortillas for serving.

Spice Blend: The Heart of Your Sheet Pan Chicken Fajitas

This is where the magic really happens! We’re mixing up 2 teaspoons of chili powder, 1 1/2 teaspoons of ground cumin, 1 teaspoon of ground paprika, and 1/2 teaspoon of ground coriander. Don’t forget a good pinch of salt and freshly ground black pepper too. This blend is going to give your fajitas that authentic, delicious Mexican kick that makes them so irresistible.

Optional Toppings for Your Perfect Sheet Pan Chicken Fajitas

Now for the fun part – customizing! You can totally go wild here. Some of my favorites include a dollop of cool sour cream, creamy avocado slices or some fresh guacamole, a sprinkle of diced tomatoes for a little freshness, and of course, a generous handful of shredded Mexican cheese blend. These extras just take your fajitas from delicious to absolutely divine!

Crafting Your Delicious Sheet Pan Chicken Fajitas: Step-by-Step

Alright, let’s get cooking! Making these Sheet Pan Chicken Fajitas is honestly so straightforward, you’ll wonder why you ever made fajitas the complicated way before. It’s all about getting everything prepped and then letting the oven do most of the work. Trust me, the aroma that fills your kitchen while these are roasting is just incredible!

Preparing the Pan and Veggies

First things first, let’s get that oven preheated to 400°F (200°C). While it’s heating up, grab your largest baking sheet – a 18×13-inch one is perfect. Give it a good spray with some non-stick cooking spray. Now, spread out your sliced bell peppers (red, green, and yellow!) and your sliced yellow onion right onto the sheet. Just get them in a nice, single layer so they can start softening up beautifully.

Sheet Pan Chicken Fajitas - detail 1

Seasoning and Cooking the Chicken

Now, let’s add the chicken strips right on top of those veggies. Sprinkle your minced garlic all over everything, and then generously dust it all with that amazing spice blend we put together. Drizzle the olive oil over the whole pan – this helps everything get nicely coated and roasted. Give it all a gentle toss right there on the pan to make sure every piece of chicken and every veggie is coated in that delicious seasoning. Spread it all back out into an even layer. Make sure the chicken pieces aren’t all piled on top of each other; they need space to cook properly. Pop that pan into the hot oven for about 18 to 25 minutes.

Sheet Pan Chicken Fajitas - detail 2

Finishing Touches for Your Sheet Pan Chicken Fajitas

About halfway through that cooking time, pull the pan out and give everything a good toss. This helps everything cook evenly and get those lovely little browned edges. You want to keep cooking until the vegetables are tender and the chicken is cooked all the way through – that’s when it should reach an internal temperature of 165°F. During the last 5 minutes of baking, wrap your tortillas up snugly in foil and pop them in the oven so they get nice and warm. Once everything is done, take the pan out, give it a final drizzle of fresh lime juice, and toss in that chopped cilantro. Add a little more salt if you think it needs it, give it one last gentle mix, and serve it all up warm in those toasty tortillas with all your favorite toppings!

Tips for Perfect Sheet Pan Chicken Fajitas Every Time

Okay, so you’ve got the recipe, but sometimes little things can make a big difference, right? For the absolute best Sheet Pan Chicken Fajitas, here are my go-to tips. First off, don’t skimp on slicing your veggies and chicken to roughly the same thickness. This is super important so everything cooks evenly – no one wants soggy peppers and tough chicken! Also, resist the urge to crowd the pan. If your pan looks too full, just use a second one! Giving everything space to roast, not steam, is key to getting those lovely slightly caramelized edges on the veggies and perfectly cooked chicken. When checking if the chicken is done, a quick peek inside won’t cut it. Use a meat thermometer – 165°F (74°C) is the magic number for chicken. And remember, while you *can* line the pan with foil or parchment, I find a good spray of non-stick cooking spray works like a charm and gives you those nice pan-seared bits without any fuss!

Frequently Asked Questions About Sheet Pan Chicken Fajitas

Got questions about whipping up these amazing Sheet Pan Chicken Fajitas? I’ve got you covered! Here are some common things people ask:

Q1. Can I use different vegetables for Sheet Pan Chicken Fajitas?

Absolutely! This recipe is super flexible. Feel free to swap in other veggies you love or have on hand. Zucchini, mushrooms, corn, or even some poblano peppers would be delicious. Just make sure to chop them into similar-sized pieces as the bell peppers so they cook evenly alongside the chicken.

Q2. How do I store leftover Sheet Pan Chicken Fajitas?

Leftovers are great for lunch the next day! Let the chicken and veggie mixture cool completely, then store it in an airtight container in the refrigerator for up to 3 days. Reheat gently in a skillet or microwave until warmed through. The tortillas are best when fresh, so I usually warm up new ones when I’m ready to eat the leftovers.

Q3. Can I use chicken thighs instead of breasts?

You sure can! Chicken thighs are often more forgiving and stay extra moist. Just trim off any excess fat and slice them up. They might take a minute or two longer to cook than breasts, so keep an eye on them and make sure they reach that 165°F internal temperature.

Q4. Can I make this a vegetarian or vegan dish?

Yes! For a vegetarian version, just skip the chicken and load up on extra veggies like mushrooms, zucchini, or sweet potatoes. For a vegan option, use your favorite plant-based protein – firm tofu or tempeh would work wonderfully. Just make sure to press the tofu well before cubing and tossing it with the spices!

Nutritional Insights for Your Sheet Pan Chicken Fajitas

Now, I know we’re all about flavor and ease here, but it’s also nice to have a little idea of what you’re digging into! Keep in mind that these numbers are just estimates, as things can change a bit depending on the exact brands you use and how generously you pile on those toppings. But this gives you a pretty good ballpark for one serving, which is about two fajitas.

Estimated Nutritional Information

Serving Size 1 serving (approx. 2 fajitas)
Calories 450
Fat 20g
Saturated Fat 4g
Unsaturated Fat 16g
Trans Fat 0g
Carbohydrates 30g
Fiber 4g
Protein 35g
Cholesterol 100mg
Sodium 700mg
Sugar 5g

Storing and Reheating Your Sheet Pan Chicken Fajitas

Got delicious leftovers? Lucky you! To store your Sheet Pan Chicken Fajitas, let the chicken and veggie mixture cool down completely first. Then, pop it into an airtight container and keep it in the fridge for up to 3 days. Honestly, the best way to enjoy leftovers is to warm them up gently. You can either pop them back in a skillet over medium heat for a few minutes until they’re nice and hot, or give them a quick zap in the microwave. I usually warm up fresh tortillas when I’m ready to eat the leftovers because they just taste so much better that way!

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Sheet Pan Chicken Fajitas

Sheet Pan Chicken Fajitas: 1 Pan Wonder


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  • Author: anna-Bonc
  • Total Time: 40 minutes
  • Yield: 4 servings 1x
  • Diet: Vegetarian

Description

Sheet Pan Chicken Fajitas are a quick and flavorful meal. This recipe simplifies fajita night with everything cooking on one pan.


Ingredients

Scale
  • 2 tsp chili powder
  • 1 1/2 tsp ground cumin
  • 1 tsp ground paprika
  • 1/2 tsp ground coriander
  • Salt and freshly ground black pepper
  • 1 1/2 lbs boneless skinless chicken breasts, sliced
  • 1 red bell pepper, sliced
  • 1 green bell pepper, sliced
  • 1 yellow bell pepper, sliced
  • 1 medium yellow onion, sliced
  • 2 cloves garlic, minced
  • 3 Tbsp olive oil
  • 2 Tbsp fresh lime juice
  • 3 Tbsp chopped cilantro
  • 8 taco size flour tortillas
  • Optional toppings: Sour cream, avocado slices or guacamole, diced tomatoes, Mexican cheese blend

Instructions

  1. Preheat oven to 400°F (200°C). Spray a 18×13-inch baking sheet with non-stick cooking spray.
  2. In a small bowl, combine chili powders, cumin, paprika, coriander, 1 1/2 tsp salt, and 1/2 tsp pepper. Set aside.
  3. Spread bell peppers and yellow onion onto the prepared baking sheet.
  4. Add chicken strips on top of the vegetables. Sprinkle minced garlic and the prepared seasoning evenly over the chicken.
  5. Drizzle olive oil over everything and toss to coat evenly. Spread the mixture into a single layer, ensuring chicken pieces do not overlap.
  6. Roast for 18-25 minutes, tossing halfway through, until vegetables are tender and chicken is cooked through (internal temperature of 165°F).
  7. During the last 5 minutes of cooking, warm the flour tortillas by wrapping them tightly in foil and placing them in the oven.
  8. Once cooked, drizzle lime juice over the chicken and vegetable mixture. Sprinkle with cilantro and additional salt to taste. Toss gently to combine.
  9. Serve the chicken fajita filling warm in the heated tortillas with your favorite toppings.

Notes

  • Non-stick cooking spray is sufficient for preventing sticking; foil or parchment paper is not necessary.
  • Prep Time: 15 minutes
  • Cook Time: 25 minutes
  • Category: Main Course
  • Method: Baking
  • Cuisine: Mexican

Nutrition

  • Serving Size: 1 serving (approx. 2 fajitas)
  • Calories: 450
  • Sugar: 5g
  • Sodium: 700mg
  • Fat: 20g
  • Saturated Fat: 4g
  • Unsaturated Fat: 16g
  • Trans Fat: 0g
  • Carbohydrates: 30g
  • Fiber: 4g
  • Protein: 35g
  • Cholesterol: 100mg

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