Slow Cooker Chicken Fajitas

Published October 14, 2019. Updated May 17, 2023

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Easy Chicken Fajitas made in the slow cooker! Still all the delicious flavors of traditional fajitas without all the extra hassle! Just dump everything into the crockpot and let it simmer to tender well seasoned perfection.

Great for busy days where you can come home to dinner ready to eat!

Crockpot Chicken Fajitas

Slow Cooker Chicken Fajitas

For almost 5 years these Slow Cooker Chicken Fajitas have been one of the most popular recipes on my blog. Because we all love an easy delicious recipe don’t we? This is real life and we are busy people.

With this simplified recipe you get to skip marinating, and you also get to skip sauteing veggies and chicken in batches (and therefor tending to it). Instead here, the crockpot does most of the work.

And not only that, cooking it in the slow cooker allows plenty of time to for the flavors to meld together and really soak into the chicken and veggies, plus it will leave you with perfectly tender chicken every time.

It’s a delicious family friendly recipe and it makes plenty so you may be lucky enough to have left overs for lunch the next day!

Then for the days you didn’t plan ahead for a slow cooker dinner try my Sheet Pan Chicken Fajitas, everything cooks together on one sheet pan. So easy and so good!

Watch the Video!

Crockpot Chicken Fajita Ingredients

Crockpot Chicken Fajita Ingredients:

  • Boneless skinless chicken breasts – I like to stick with chicken breasts here because thighs will just shred apart.
  • Canned diced tomatoes with green chilies – if you can’t find them with green chilies you can use plain diced tomatoes and add a 4 oz. can of green chilies or just skip the green chilies.
  • Bell peppers – I like to use a trio of red, yellow and green but really any color will work.
  • Yellow onion and garlic – you can also use a red onion if that’s what you have on hand.
  • Chili powder, cumin, paprika, coriander, salt and pepper – these spices give the fajitas that classic Tex Mex flavor, if you don’t have coriander you can substitute Oregano (a much different flavor but also common in fajitas).
  • Lime – use fresh lime juice for best flavor.
  • Honey – this just balances the acidity of the lime and tomatoes but you can omit it if preferred.
  • Tortillas and toppings – toppings are optional but don’t forget the tortillas!

Steps to making chicken fajitas in the slow cooker

How To Make Slow Cooker Chicken Fajitas

  • Add half of the tomatoes, peppers, onions and garlic to a 6 or 7 quart slow cooker.
  • Top with chicken breasts.
  • Mix together seasonings and sprinkle over both sides of chicken.
  • Top with remaining tomatoes.
  • And remaining bell peppers, onions and garlic.
  • Set the slow cooker and let cook through, then cut or shred the chicken.
  • Toss in honey and lime mixture. Serve warm over tortillas with toppings.

Two chicken fajitas on a wooden plate.

Tips And Variations:

  • If you like the bell peppers tender crisp and not soft, wait until about the last 30 minutes to add them.
  • Cook near lesser times if you’d like to slice chicken vs. shredding.
  • For an extra boost of flavor serve topped with sour cream, salsa, sliced avocados or guacamole, or Mexican hot sauce.
  • Use corn or flour tortillas for serving. Warm them first.
  • Or try serving fajita mixture over rice or quinoa and make a burrito bowl instead.
  • Add more or less chili powder according to preference. Be sure to use mild chili powder.
  • Store leftovers in the fridge for up to 3 days.

More Delicious Tex Mex Recipes to Try:

16 Quick & Easy 30 Minute Recipes! (plus weekly recipe updates)

4.89 from 77 votes

Slow Cooker Chicken Fajitas

All the delicious flavors of traditional fajitas without all the extra hassle! Just dump everything in the slow cooker and let it simmer to tender well seasoned perfection.
Servings: 6 servings
Prep15 minutes
Cook6 hours 10 minutes
Ready in: 6 hours 25 minutes

Ingredients

For serving:

  • 12 6-inch flour tortillas
  • Cilantro, sour cream, salsa, guacamole or sliced avocados, shredded Mexican cheese (optional)

Instructions

  • Pour half of the canned tomatoes into the bottom of a slow cooker and spread into an even layer. Top with half of the peppers** and half of the onions. Sprinkle garlic in. Top with chicken breasts.
  • In a bowl whisk together chili powder, cumin, paprika, coriander, salt and pepper. Evenly sprinkle half of the seasoning over chicken breasts then flip chicken and sprinkle in remainder. Top with remaining half of the tomatoes, then layer in remaining peppers and onions.
  • Cover and cook on HIGH heat about 2 - 3 hours or low heat 4 - 6 hours, until chicken has cooked through and veggies are tender.
  • Remove chicken, and cut into strips, or shred. Ladle out 1 cup of the broth in slow cooker (mostly tomato liquid) and discard. 
  • In a small bowl whisk together lime juice and honey and add to slow cooker along with chicken and season with additional salt to taste if desired (I sometimes like to add 1/4 cup chopped cilantro too here but this is optional). Gently toss. Serve warm in warmed tortillas optional toppings.

Notes

  • *Oregano can be substituted for coriander. Much different flavor but another delicious option for fajitas.
  • **If you like the bell peppers tender crisp and not soft, wait until about the last 30 minutes to add them.
  • Extra toppings not included in nutritional estimate.
Nutrition Facts
Slow Cooker Chicken Fajitas
Amount Per Serving
Calories 432 Calories from Fat 72
% Daily Value*
Fat 8g12%
Saturated Fat 1g6%
Cholesterol 96mg32%
Sodium 1007mg44%
Potassium 1082mg31%
Carbohydrates 48g16%
Fiber 5g21%
Sugar 13g14%
Protein 34g68%
Vitamin A 3380IU68%
Vitamin C 125.2mg152%
Calcium 123mg12%
Iron 4.5mg25%
* Percent Daily Values are based on a 2000 calorie diet.
Nutrition values are estimates only. See full disclaimer here.
Recipe originally published January 2015, photos have been updated.

 

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490 Comments

  • Diana

    I’m feeding 16 people. Will this meal be enough or should the recipe be doubled/tripled?

    • Jaclyn

      Jaclyn Bell

      I’d make three times the recipe. And you’ll want to cook in 2 or 3 crockpots.

    • Candice

      I made the recipe and it fed 8 people with a little leftover. We also had a salad and rice on the side.

  • Chris Finlay

    I did this last night with 2 peppers and 5 chicken thigh fillets instead of breasts. It was absolutely delicious. I dialled back the chilli as my other half doesn’t like spice too much, and doubled on paprika to add some smokiness in its absence. Would definitely do it again!

  • Renemk

    Made this last night, exactly as per the recipe, no changes and it was really tasty. Quite spicy for little ones I would think?
    As per the instructions, we cooked on low for 6-hours but it was still was really hard to cut the chicken into strips, it shredded as was too soft. I might try cutting before cooking and reducing the cooking time when I make them next.

    I am curious whether the nutrition info includes the flour tortillas?
    At the bottom it says ‘Extra toppings not included in nutritional info’ however the tortillas are listed in the actual recipe and the calories seem quite high if it is the chicken itself? Can’t work out where they all come from. Anyone know?!

      • Renemk

        Thanks for the quick response – I did end up seeing that about 1,000 others have asked this question – sorry! But good to know, it’s really quite a healthy meal! I’m going to eat the leftovers today with brown rice!

  • Candice

    How many people does this serve? Would I need to double it to serve 8 people? If so, do I need to change cooking time? Thanks for any advice!

  • Kelly Silva

    I made this for dinner tonight and it was delicious!! I did change it a little bit – I used Rotel for the canned tomatoes and added a teaspoon each of onion powder and garlic powder. I didn’t have coriander so I used oregano. I also added a teaspoon of lemon pepper. I forgot to add the lime juice and honey at the end, but it was really good anyway. Served it in tortillas with sour cream, sharp cheddar cheese, Spanish rice, and salsa. Yum!!

  • Kate

    What is the serving size? I can see the calories for a serving but not sure in serving size.

      • Kristin Thompson

        Recipe is DELICIOUS! I have a question about the calories as well. I put in each item using my fit, and I get a smaller calories amount per serving. Is this total calories or per serving?

        Thanks!