Crockpot Chicken Fajitas

4 from 1 vote

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Need a super simple dinner idea? Try these easy Crockpot Chicken Fajitas! Made with simple ingredients like fresh bell peppers, red onions, and lean chicken breasts. This dish brings bold Mexican spices right to your table. Enjoy a home-cooked meal without spending hours in the kitchen. Top it off with your favorite toppings like sour cream, guacamole, or freshly squeezed lime juice, and you’ve got a complete meal that’s as delicious as it is effortless. 

A tortilla topped with cooked shredded chicken and a colorful medley of red and green bell peppers, reminiscent of the vibrant hues found in stuffed peppers, elegantly arranged on a plate.


 

Why You’ll Love this Crockpot Chicken Fajitas Recipe

I love a good crockpot meal and this one certainly does not disappoint! While I have an Easy Chicken Fajita Recipe that can be made on the stove or in the oven, I thought it made sense to add crockpot chicken fajitas to my recipe arsenal. Not only is this an easy “set it and forget it” dinner, it tastes just as good as the other versions. The only thing you need to be careful of is overcooking the peppers. If you’re a little picky about keeping the integrity of the peppers, I’d suggest using the smaller chicken tenders, cutting up your larger chicken breasts into thinner pieces OR adding the peppers in later, during the last hour to hour and a half of cooking time.

Raw chicken strips on a plate, alongside sliced red, green, and yellow bell peppers ready to become stuffed peppers. A green cloth sits nearby with a bowl of seasoning, a red onion, and a small jug of olive oil on the marble surface.

Ingredients Needed for Crockpot Chicken Fajitas

Just 5 ingredients needed for this chicken fajitas recipe:

  • Bell Peppers (any color): Green bell peppers for a classic touch, or mix in red, yellow, or orange for added sweetness.
  • Red Onion: Adds a slightly sweet, sharp flavor that balances the peppers.
  • Olive Oil: Keeps the veggies tender and adds richness.
  • Chicken (tenders or breasts): Lean chicken breasts or skinless chicken thighs work perfectly.
  • Fajita Seasoning: A blend of chili powder, garlic powder, and other Mexican spices for the best flavor.

Variations

  • Swap chicken for steak fajitas or even shrimp.
  • Try poblano peppers or green chiles for added spice.
  • Use cauliflower rice or lettuce wraps instead of tortillas for a low-carb option.
  • Substitute store-bought fajita seasoning with a homemade seasoning mix.
  • Replace flour tortillas with corn tortillas.
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How to Make Chicken Fajitas in the Crockpot

For full recipe details, including ingredient measurements see the printable recipe card at the bottom of this post. Here are my step by step directions for these easy Crockpot Chicken Fajitas:

1. Prep Veggies

Slice your onions and peppers. I used half of each color of pepper, but you are welcome to just use all green, all red or a combination of the colors available to you.

Add onions and peppers to a large bowl. Toss with olive oil and 2/3 of the fajita seasoning. Set aside.

2. Layer in the Crockpot

Spray a cold crockpot with nonstick cooking spray and add the chicken to the bottom of the crockpot. Sprinkle with remaining fajita seasoning. Top chicken with onions and peppers.

3. Cook

Cover and cook on high for 2-3 hours or until chicken reaches an internal temperature of 165° F and peppers have softened (not mushy).

4. Finish and Serve

Shred chicken and serve with tortillas and any other desired fajita toppings (more on that below).

Favorite Chicken Fajita Toppings

Traditionally fajitas are served ‘taco style’ in a variety of different warm tortillas. Flour tortillas being the most popular at restaurants (and at my house). However, if you’re not wanting tortillas, the finished crockpot chicken fajitas mixture is delicious served as a ‘bowl’ with rice, beans and other yummy toppings. Here are a couple of ideas:

  • tomatoes
  • salsa
  • avocado
  • guacamole
  • black beans or refried beans
  • cotija cheese
  • lime juice
  • cilantro
  • sour cream
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Storage Directions for Chicken Fajitas

While fajitas are best eaten the day they are prepared, you can store any leftovers in an airtight container in the fridge for 1-2 days. The main thing to note here is that the chicken will be fine, but the onions and peppers will get soggy the longer they sit.

To Freeze: Crockpot chicken fajitas freeze beautifully. Let the mixture cool, then store it in an airtight container for up to 3 months.

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Love Chicken Fajitas? More Mexican Dishes to Try:

This crockpot chicken fajitas recipe is one of the easiest and most popular recipes you’ll make all year. It’s perfect for summer months, meal prep, or a cozy family dinner. Next time you’re craving Mexican-inspired flavors, give this recipe a try—you won’t regret it! The printable recipe card is down below. Have a great day, friends! 🙂

If you make this recipe, I would really appreciate it if you would give it a star rating and leave your review in the comments! If you have a picture of your finished dish, post it on Instagram using the hashtag #laurenslatest and tagging me @laurens_latest.

A tortilla topped with chopped tomatoes, avocado slices, cilantro, kidney beans, and cooked vegetables on a plate evokes the vibrant colors and flavors of a fresh vegetable medley reminiscent of stuffed peppers.
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4 from 1 vote

Crockpot Chicken Fajitas

Crockpot Chicken Fajitas are an easy throw together meal that requires little prep and results in tons of flavor. Plus it's high in protein!
servings 4 servings
Prep Time 10 minutes
Cook Time 2 hours
Total Time 2 hours 10 minutes

Ingredients

  • 2 bell peppers any color
  • 1 red onion
  • 1 tablespoon olive oil
  • 1 pound chicken tenders or boneless, skinless chicken breasts, cut into slices
  • 1.27 oz fajita seasoning one packet

Instructions

  • Slice onions and peppers. (I used half of each color of pepper, but you are welcome to just use all green, all red or a combination of the colors available to you.)
    Sliced red, green, and yellow bell peppers alongside red onion on a wooden cutting board, ready for the perfect stuffed peppers recipe. A green cloth is partially visible.
  • Add onions and peppers to a large bowl. Toss with olive oil and ⅔ of the fajita seasoning. Set aside.
    A hand pours liquid into a bowl containing sliced red onions and vibrant yellow and red bell peppers, preparing them as the colorful filling for mouth-watering stuffed peppers.
  • Spray a cold crockpot with nonstick cooking spray and add the chicken. Sprinkle with remaining fajita seasoning.
    Raw chicken pieces, bursting with the vibrant flavors of orange spices, simmer gently inside a slow cooker alongside tender stuffed peppers.
  • Top chicken with onions and peppers. Cover and cook on high for 2-3 hours or until chicken is thoroughly cooked and peppers have softened (but not mushy).
    Sliced red and yellow bell peppers seasoned, cooked, and resembling the vibrant filling of stuffed peppers, placed in a grey pot on a checkered cloth.
  • Shred chicken and serve with tortillas and any other desired fajita toppings: tomatoes, salsa, avocado, guacamole, rice, beans, cilantro.
    A tortilla topped with cooked shredded chicken and a colorful medley of red and green bell peppers, reminiscent of the vibrant hues found in stuffed peppers, elegantly arranged on a plate.

Video

Nutrition

Calories: 190kcal | Carbohydrates: 6g | Protein: 25g | Fat: 7g | Saturated Fat: 1g | Cholesterol: 73mg | Sodium: 135mg | Potassium: 585mg | Fiber: 2g | Sugar: 4g | Vitamin A: 1897IU | Vitamin C: 79mg | Calcium: 16mg | Iron: 1mg
Course: Dinner
Cuisine: Mexican
Keyword: crockpot chicken fajitas
4 from 1 vote

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  1. Mr Larry Hamilton

    4 stars
    Hello Lauren, I just wanted to reach out to you and let you know just how much I appreciate your recipes and what it is you offer here. Not just the incredible meals but the sharing you bring. I/we certainly look forward to all you share, from recipes to travel to family. In a world that seems upside down it is very refreshing, to see and enjoy a family that at least appears to be grounded in true family values. I personally believe that this will bless you and yours throughout your journey.

    God Bless you,
    Larry

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