Easy Chicken Fajitas are one of our all-time favorite dinners. Tender juicy chicken breasts, fresh crisp peppers, and sweet onions tossed in an easy homemade seasoning and piled high in tortillas.
Top these easy fajitas with cheese, sour cream, lettuce, guacamole, and Pico de Gallo!

We love fajitas at our house! Not only are they delicious and healthy, but they’re also one of my all-time favorite Mexican foods!
These Easy Chicken Fajitas are the perfect weeknight meal because they’re on the table in about 20 minutes from start to finish! I used a combination of red and yellow peppers and have also added in a sliced poblano pepper if I have it on hand!
A Healthy Meal
Are Fajitas Healthy? Yes, as written, these Chicken Fajitas are healthy. The fajita filling in this recipe is definitely healthy, lean chicken, fresh peppers and homemade seasonings with a dash of olive oil. I personally love to serve these with corn tortillas since I love the flavor.
I often top them with low-fat cheese and even Greek yogurt in place of sour cream. Load them up with crisp lettuce and juicy ripe tomatoes too and fresh jalapenos!
How Do I Season Chicken for Fajitas?
These chicken fajitas are flavored with an easy homemade fajita seasoning. While you can purchase fajita seasoning packets, I find combining my own spices not only adds more flavor but has less salt and additives.
In a pinch, you could use taco seasoning (but add a little bit of extra ground cumin if you have it on hand).
Marinade: I add a bit of olive oil and some lime juice to create a chicken fajita marinade. Starting with the chicken, I allow it to sit in the marinade while I prep the rest of the ingredients.

How to Make Chicken Fajitas
This chicken fajita recipe is a total breeze to make! The chicken is flavorful and juicy while the peppers are perfectly tender-crisp! You can have delicious chicken fajitas on the table in just 20 minutes, including prep!
- Mix seasoning blend.
- Cut veggies and chicken.
- Cook chicken in olive oil in a pan, add veggies. (You can make fajitas on the grill if you prefer).
- Fill your tortillas with your favorite toppings!
Be sure you don’t overcrowd the pan with your chicken or it won’t brown nicely (I do two smaller batches).
I usually soak the onions in cold water while I prep the rest of the ingredients to take a bit of the “bite” out of them for my kids. This step is optional of course!

My Favorite Fajita Toppings
We top ours with lettuce, tomatoes, cheese, Homemade Salsa and sour cream… but you can get creative with the toppings making it a fun family meal! Olives, shredded veggies such as carrots or cabbage, guacamole or avocados, they all making amazing toppings!
We serve this with a side of Spanish Rice, Crock Pot Corn on the Cob and our favorite Mango Margaritas for a perfect meal!
More Delicious Fajita Recipes
- Crockpot Chicken Fajitas – set it and forget it!
- Oven Fajitas – super easy
- Grilled Steak Fajitas – beef is delicious!
- Skillet Shrimp Fajitas – one pan
- Grilled Chicken Fajitas – great for summer

Ingredients
- 3 boneless skinless chicken breasts approximately 1 pound
- 1 medium onion
- 1 lime
- 3 bell peppers red, yellow, green or orange
- 3 tablespoons olive oil divided
- 1 teaspoon chili powder
- ¾ teaspoon salt divided, more to taste
- ½ teaspoon smoked paprika
- ½ teaspoon onion powder
- ½ teaspoon black pepper
- ½ teaspoon cumin optional
Instructions
- Cut onion into slivers & slice peppers.
- In a separate bowl, combine 1 tablespoon olive oil, juice of ½ lime, chili powder, paprika, onion powder, pepper, cumin and ½ teaspoon salt. Cut chicken into strips and toss with the spice mixture.
- Preheat 1 tablespoon olive oil over medium high. Add ½ of the chicken and cook until just cooked, about 3 to 5 minutes. Remove from the pan and set aside. Repeat with remaining chicken.
- Set chicken aside and add 1 tablespoon of oil to the pan. Drain onions well (if soaking per note below) and cook 2 minutes. Add in sliced peppers and season with remaining ¼ teaspoon of salt. Toss and cook for an additional 2 minutes or just until hot. Add chicken back to the pan and stir to combine.
- Squeeze additional lime overtop and serve over tortillas.
Notes
Nutrition Information
Nutrition information provided is an estimate and will vary based on cooking methods and brands of ingredients used.
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Looks delicious!
Thank you Erni!
I love to learn some recipes
Happy Cooking Ailyn!
I would love to learn how to make this dishes
Hi Lisa, to make this dish you can follow along with the recipe by scrolling to the bottom of the page or selecting the Jump to Recipe button at the very top! Have fun cooking!
Yummy for my tummy
I totally agree Delana! So yummy!
Delicious. My family love it especially my grandkids.
That is awesome Romeo! So happy they all enjoyed it.
Just made your chicken fajitas. They were awesome!!
So glad you enjoyed the recipe Sondra!
Can I do onion powder instead of using onions?
While I have only made this as written I believe you could make that substitution with success.
Delicious!! I used chicken tenders to save a little time. Bell peppers don’t like me so I used fresh jalapeños instead. Thank you Holly
Jalapenos are always a good idea Tracy! I am so glad you enjoyed this recipe!
Mmmmm, yummy. I’m going to make these fellas tonight.
How can I cook this in the instant pot? Can I just add a little water and cook it all together or should I sauté the chicken first and then add the peppers?
These fajitas take just minutes to cook in the frying pan so I haven’t tried to cook it in the Instant Pot. If you are using an IP, you might just like to add oil and sear in on the SAUTE setting.
I got my husband (grillmaster supreme!) a Camp Chef flat-top grill for xmas and we tried it out for the first time tonight with chicken fajitas. We followed this recipe, using boneless chicken thighs, and it was superb! The spices were right on point. I used a Chipotle Chili Powder, which added even a little more smoke, and also added 2 seeded sliced jalapenos to the peppers, which may have been a little too much for the hubby but worked for me just fine!. Thank you, Holly, it was truly delicious!!!
You’re so welcome Abbie! I’m so happy to hear that you love the fajitas!
It’s one of my Mexican fav food too! So easy to make and delicious to eat
– Natalie
Colourful, delicious, quick and simply healthy! Everything I needed tonight.
Thankyou for this recipe
I’m so glad you enjoyed them Serena!
Thank you Maggie! Enjoy!
Please ignore my comment, I now see the seasoning in the actual recipe! (It’s been a long day LOL!)
I’m glad you got it :) Enjoy the fajitas!
I’m having a hard time finding the recipe for the fajita seasoning, can you direct me to that link?
The spices listed in this recipe make up the fajita sensing mix Michelle. You don’t need a separate fajita seasoning. Hope that helps!
I can’t see the temp and for how long.
The stovetop should be set to medium high, and the cook time is about 15 minutes.
How much did the boneless, skinless chicken breasts in your recipe weigh? Three chicken breasts is a little vague since chicken breasts come in different sizes. Thanks!
3 boneless skinless chicken breasts is about 1½ to 2 pounds. Enjoy, Jeannette!
Thanks for this recipe! Easy, quick and delicious!
Thank you for this recipe! Easy , quick and delicious!