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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These are easy to make and delicious. The lime juice and smoked paprika really add a nice flavour.
I am so glad you enjoyed this recipe!
This is my go to recipe twice a month ! Delicious! Passed it to my cousin her family loves it! Thanks
Thank you for a great recipe. The toppings and creative ideas for additions to the basic recipe are so helpful! Any chance the notes section in the recipe print page could include this info to keep it all together?
Delicious! Whole family loves it!
This was awesome!! My family loved it and I will be making this again!! We have “taco Tuesday” once every week and this will now be added into our rotation of Mexican dishes!
My wife loves fajitas in general, but absolutely loved when I made this recipe. Thanks!
This was very good & mild. I will put this in my rotation. I did not have lime but used lemon instead & only used a few pinches of smoked paprika. I also added 2 pressed garlic cloves to the chicken.
For 21 day fix do you do everything in a separate container to get container count?
Yes, I measure separate containers.
OMG (Oh! My! Gourmet!) This is the best fajita recipe EVER!!!! It’s definitely going in the “Go-To” recipe box!!
Are we adding the whole cumin or powdered cumin?
Powdered cumin!
Deliciousness, I served it over rice
I am planning on trying your easy chicken fajitas recipe. I am currently on the 21 day fix diet. Can you please send me the portion size and container breakdown. Thanks!
So good! I’m wondering if that last tablespoon of oil is necessary (for the veggies) since there’s a lot of liquid in the skillet after cooking the chicken. I may give that a try next time. Thanks for the recipe; will definitely make this again.
So glad you loved it! This is one of our favorite weeknight meals!
Made it last night. The family loved it. Added a touch of adobo seasoning. Da bomb!
I am so glad your family enjoyed this recipe!
This was absolutely delicious and a total breeze! Thanks for the healthy, quick dinner!!
So glad you loved it!
If I need to keep the meat and veggies separate, could I toss the veggies in the seasoning Andy lime juice too?
Sure you could, that would be great!
Can I make in advance for a large group event and store? Thank you!
This recipe reheats perfectly. I would suggest making the filling and then when you’re ready to eat, just heat the filling portion and prepare your fajitas.
It turned out very yummy. I am proud of these fajitas. I had tried other recipes but this one is a keeper.
I made this a few weeks ago, and it is by far the best fajita recipe we have tried!!(Beat the heck out of Chili’s and Applebees!) Thank you for sharing. I’m thinking I’m going to try it with some thin sliced pork filet cutlets!! Thank you again!!
Also shared on Facebook.
How awesome! Glad that you enjoyed them :) We think these fajitas taste amazing!
This is the BEST recipe for fajitas that I have ever made! So good and the leftovers are great on salad the next day! Just lettuce, the chicken and peppers mix and a little ranch dressing! So good! I have made this so many times and figured I would take a minute to say thanks for sharing! I have posted it so many times on my Facebook as well! :)
Thank you so much Joelle! I’m glad you love this recipe as much as we do! :)
I didn’t have chicken so I used skirt steak. Oh my goodness, these were so good!
These would be great with beef!