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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This was so tasty! Can’t wait for leftovers for lunch tomorrow! Great flavors!
Loved the recipe especially the fact that I didn’t have to marinate the meat beforehand 👍🏼👍🏼 it was quick and easy to make
I did not know that chicken fajita was so simple!
Thank you!!!
would this recipe work for sheet pan fajitas?
I think it’d work just fine!
I prepared this recipe exactly as written. It was SO good! Thanks! I served it over a bed of quinoa.
I love this recipe 😋
Can this be cooked in the instant pot? If so, how? I’m trying to use the instant pot but I have no clue how to use the device
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 love this recipe. i use this for my cheat days on the weekend, but not really a cheat. i use la banderita large carb counter tortilla wraps.( 18 grams of fiber) and 2 pounds of chicken. double the spices and triple the salt. also add chopped green leaf lettuce, roma tomatoes,mexican corn, guacamole, light sour cream, 4 cheese mexican blend, and a few spring onions and some salsa. so this is more of a burrito as i make it, but taste AWESOME!! i also use the frozen peppers and onions mix to make it faster. let it marinade for 30 min.
Absolutely delicious, the spices for the chicken are spot on. Thanks for sharing
Not very flavorful and I used all the spices on only one chicken breast.
SO good. We’ve made this recipe at least 10 times, and it is so quick, simple, and absolutely delicious every time.
Needs a 6th star
Fantastic! Thanks for sharing!
Really good flavor! I cooked the vegetables longer on high heat to get a little char on them plus we like them less crisp. Thank you for this easy and delicious recipe!
Excellent! My whole family loved the fajitas.
Picky child eater approved! This was so good he even asked for 3rds! I usually don’t write reviews on websites but this was so delicious as well as other recipes on spend with pennies. Perfect for a hot or busy weekday! Will keep this meal on rotation weekly whether for lunch or dinner. Thank you so much.
This was so good! Your recipes are always a 10/10 and I can trust when I look something up here it won’t be a waste of time or ingredients!
I love this recipe and so does my family I make it often. So delicious. Thanks for sharing.
how many grams is a serving size for the nutrition information?
It is approximately ¼ lb of chicken per serving
This Wes excellent. The only thing I changed was I made double the fajita seasoning. My wife who never goes back for seconds, went back for seconds. That tells me it’s good.