5 from 1 vote

Chicken Fajitas

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Servings: 4

28 mins

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These healthy chicken fajitas are made with simple ingredients, a homemade spice blend and come together in one pan in about 30 minutes. They’re fresh, flavorful and perfect for an easy weeknight dinner.

Chicken fajita mix in a cast iron skillet.

Chicken fajitas have always been one of my all-time favorite meals. They’re simple, packed with flavor and made with fresh ingredients, which is exactly how I like to cook.

I’ve shared a few variations over the years, but this skillet version is the one I come back to most often. If you want something a little more hands-off, my sheet pan chicken fajitas are a great option, but this recipe gives you that classic fajita flavor with perfectly cooked peppers and onions every time.

It’s a quick 30-minute meal that doesn’t skimp on flavor or nutrition, making it perfect for busy weeknights when you want something fresh and satisfying.

Why I Love These Chicken Fajitas

Woman (Brittany Mullins) wearing a white shirt and sipping a green smoothie.
  • Quick and easy: Everything cooks in one pan and comes together in about 30 minutes.
  • Fresh and flavorful: The homemade seasoning and fresh veggies make these fajitas taste so much better than anything store-bought.
  • Super versatile: Serve them in tortillas or turn them into bowls like my chicken fajita bowl for an easy switch-up.

Ingredients Needed

Ingredients measured out to make Healthy Chicken Fajitas: flour tortillas, chili powder, garlic, tri-colored peppers, olive oil, garlic powder, onion powder, paprika, chicken breasts, cumin, sea salt, pepper, lime juice, oregano and yellow onion.
  • bell peppers – a classic ingredient adding some sweetness and color. I love using a combination of yellow, orange and red bell peppers.
  • yellow onion and garlic – more classic ingredients that add a ton of flavor to this dish.
  • boneless chicken breasts – sliced into thin strips for quick cooking.
  • spices and seasonings – we’re making our own homemade seasoning mixture with chili powder, cumin, paprika, garlic powder, onion powder, oregano, salt and pepper.
  • tortillas – I prefer warm flour tortillas for serving, but corn tortillas will work as well.

Find the full ingredient list with measurements in the recipe card below.

How to Make Chicken Fajitas

This recipe is super easy to whip up. Once your veggies and chicken are cut and spices are mixed together this dish comes together in a matter of minutes. Here’s how to make it:

Seasonings in a small bowl.

Step 1: In a small bowl, mix together all the spices to make the fajita seasoning.

Cooked onion and bell pepper in a cast iron skillet.

Step 2: Heat a skillet over medium-high heat and sauté the bell peppers and onion until softened. Add the garlic and half of the seasoning, then cook for another 1–2 minutes.

Seasonings and raw chicken in a cast iron skillet.

Step 3: Transfer the veggies to a plate. In the same skillet, cook the chicken with the remaining seasoning and lime juice until fully cooked.

Chicken fajita mix in a cast iron skillet.

Step 4: Add the cooked veggies back to the skillet, toss to combine and serve in warm tortillas with your favorite toppings.

Recipe Tips!

  • Use a hot skillet: A cast iron skillet is my go-to here because it gives you that perfect char on the chicken and veggies. That little bit of browning adds so much flavor.
  • Don’t overcrowd the pan: I know it’s tempting to cook everything at once, but giving the chicken and veggies space helps them get that nice sear instead of steaming.
  • Add lime at the end: Don’t skip this! A squeeze of fresh lime right before serving really brightens everything up and makes the flavors pop.
Chicken fajitas in two tortillas on a plate.

How to Serve Chicken Fajitas

These chicken fajitas are great on their own, but I love adding toppings and a few sides to turn them into a full meal.

Chicken fajitas in a cast iron skillet.

How to Store Leftovers

If you have leftovers, simply store the chicken and veggies in an airtight container in the refrigerator for 3-4 days. To reheat, I would heat everything in a skillet on the stove or pop it in the oven for a few minutes until warm and then make your fajitas.

Frequently Asked Questions

How do you keep chicken fajitas from drying out?

Avoid overcooking the chicken and reheat gently. Cooking the chicken just until done and slicing it thin helps keep it tender.

Can I make chicken fajitas low carb?

Yes—just skip the tortillas and serve the chicken and veggies over lettuce or as a bowl.

Can I make chicken fajitas ahead of time?

Yes! You can cook everything ahead and store it in the fridge. Just reheat in a skillet before serving for the best texture.

More Mexican-Inspired Recipes to Try

If you enjoyed this recipe, please consider leaving a ⭐ star rating and let me know how it went in the 📝 comments below.

5 from 1 vote

Healthy Chicken Fajitas

This chicken fajitas recipe is packed with flavor and comes together in under 30 minutes for a quick and easy weeknight dinner that the whole family will love!
Prep Time: 10 minutes
Cook Time: 18 minutes
Total Time: 28 minutes
Servings: 4
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Ingredients  

  • 3 bell peppers, seeded and thinly sliced
  • 1 medium yellow onion, thinly sliced
  • 1 ¼ lb boneless chicken breasts, sliced into thin strips
  • 2 Tablespoons olive oil, divided
  • 3 cloves garlic, minced
  • 2 teaspoons chili powder
  • 1 teaspoon ground cumin
  • 1 teaspoon paprika
  • 1 teaspoon garlic powder
  • 1 teaspoon onion powder
  • 1 teaspoon oregano
  • 1 teaspoon fine sea salt
  • ½ teaspoon ground pepper
  • Juice from one lime, about 2 Tablespoons
  • 8 flour or corn tortillas
  • Optional toppings: Salsa or pico de gallo, sour cream or full fat greek yogurt, Guacamole or avocado and shredded lettuce.

Instructions 

  • Combine seasoning ingredients in a small bowl. Set aside.
    2 teaspoons chili powder, 1 teaspoon ground cumin, 1 teaspoon paprika, 1 teaspoon garlic powder, 1 teaspoon onion powder, 1 teaspoon fine sea salt, ½ teaspoon ground pepper, 1 teaspoon oregano
  • Heat 1 Tablespoon of oil over a cast iron pan on medium heat. Once hot add peppers and onion and saute for about 5-7 minutes, until veggies start to soften.
    3 bell peppers, 1 medium yellow onion
  • Add garlic and half of the seasoning (about 1 ½ Tablespoons) to the veggies and stir to combine. Let veggies saute for 2-3 more minutes. If the pan becomes too dry or the seasoning starts to burn on the pan add a splash of water to the pan. Once veggies reach your desired texture, transfer to a bowl or plate and set aside.
    3 cloves garlic
  • Add remaining oil to the cast iron, followed by the chicken strips, remaining seasoning and lime juice. Cook for about 5-6 minutes, until chicken is cooked through. Again, you can add a splash of water if the pan gets too dry.
    1 ¼ lb boneless chicken breasts, Juice from one lime
  • Return veggies to the skillet and stir to combine. Cook for 1-2 more minutes just to heat everything up.
  • Serve chicken and veggies in warm tortillas with toppings of choice. I recommend sour cream (or Greek yogurt), guacamole, shredded lettuce and pico de gallo.

Notes

  • Slice evenly: Try to cut the chicken and veggies into similar-sized strips so everything cooks evenly.
  • Adjust spice level: Add more or less chili powder depending on how spicy you like your fajitas.
  • Use what you have: You can easily swap in different bell peppers or onions based on what you have on hand.
  • Storage: Store leftovers in the fridge for up to 3–4 days and reheat in a skillet for best results.

Nutrition

Serving: 2fajitas w/o toppings | Calories: 557kcal | Carbohydrates: 59g | Protein: 38g | Fat: 19g | Saturated Fat: 7g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 5g | Cholesterol: 88mg | Sodium: 690mg | Fiber: 3g | Sugar: 6g

Nutrition information is automatically calculated, so should only be used as an approximation.

Like This Recipe? Rate & Comment Below!

About Brittany

Hey there, I’m Brittany, the creator of Eating Bird Food, cookbook author, health coach and mama of two littles. Here you’ll find quick and easy recipes that make healthy fun and enjoyable for you and your family!

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5 from 1 vote

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2 Comments

    1. YUM! I am so glad you gave these a try and they turned out great for you, Jan. Thank you for sharing your review & star rating, it means so much to me!