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Home » Recipes » Chicken Soup Recipes

Chicken Fajita Soup in the Slow Cooker

Published: Jan 7, 2025 by Marye

Slow Cooker Chicken Fajita Soup is full of tender chicken, smoky spices, & vibrant veggies in a bowl of cozy Tex-Mex flavor! Easy & delicious anytime. Stovetop instructions included.
Total time for the recipe to be finished.Total Time 8 hours hours 10 minutes minutes
Jump to Recipe Pin Recipe
Ladleful of chicken fajita soup.
A spoonful of soup with a title text overlay for Pinterest.

If you’re craving a big bowl of cozy, that's jam-packed with bold Tex-Mex flavors, this chicken fajita soup is just what you're looking for! Made in the slow cooker, it’s a ridiculously easy recipe that transforms simple ingredients into a hearty, flavorful dish that’s perfect for busy weeknights or lazy weekends. Imagine tender chicken, smoky spices, and vibrant veggies all simmered together for a soup that’s nothing short of magical. Trust me, you’ll want to stick around for this one! 🥣🌟

First published October 27, 2014. Last updated January 7, 2025.

Overhead view of a bowl of fajita chicken soup with sliced avocado and cheese on the top.
Table of Contents
  • 🗝️ Key takeaways: why this recipe is your new favorite
  • 🧾 Gather your ingredients: what you'll need
  • 📖 Make it your own: yummy variations
  • 🔪 Step-by-step guide: instructions for success
  • 💭 Insider tips: things to know
  • 🥫 Leftover love: how to store and reheat
  • 👩‍🍳 Let's answer those questions: FAQs
  • 📚 More Southern comfort: related recipes you'll love
  • 🍽️ Perfect pairings: what to serve with chicken fajita soup
  • 📞 Wrapping it up: the last word
  • 📖 Recipe
  • 💬 Comments

Save this recipe by clicking on the ❤️ heart on the right-hand side of the screen or in the recipe card.

🗝️ Key takeaways: why this recipe is your new favorite

  • Chicken fajita soup is so easy in the slow cooker - plus you can cut back on the chicken to keep this delicious dish budget-friendly.
  • Follow my time saving tips and it's just right for busy weeknights as well as lazy weekends - and everything in between.
  • Boneless chicken thighs are generally less expensive that breast and work just as well or better. My family doesn't eat dark meat so I always use chicken breast.

🧾 Gather your ingredients: what you'll need

This is an overview of the ingredients. You'll find the full measurements and instructions in the green recipe card (printable) at the bottom of the page.

Labeled ingredients for this recipe.

📖 Make it your own: yummy variations

  1. Use grilled skirt steak and beef stock in place of the chicken.
  2. Add some hominy. I love the texture it adds.
  3. If you like cilantro this is a great soup to add it to, either during cooking or to garnish.
  4. You can get fire roasted corn and it's particularly good in this dish.
  5. Use cojita cheese instead of the Cheddar.
  6. Make it creamy by adding 1 can of cream of chicken soup with the other ingredients.

🔪 Step-by-step guide: instructions for success

This is an overview of the instructions. Full instructions are in the green recipe card at the bottom of the page. Click on the image to see it full size.

Chicken in the bottom of the slow cooker.

Add chicken to the slow cooker.

Vegetables and seasonings have been added to the chicken.

Put in the vegetables and seasonings.

Chicken stock is being poured over the ingredients in the slow cooker.

Add the chicken stock.

Finished chicken fajita soup in a ladle.

Cook on low for 8 hours.

💭 Insider tips: things to know

  1. Black beans are easiest to use from a can. I know they're cheaper if you used the dried ones but they never quite get the texture of canned ones. If you want to use dried black beans go for it - just make sure you really cook them well the day before.
  2. Ranch Style beans are a brand here in Texas. They're basically pinto beans in a chili gravy. You can substitute pinto beans or red beans, or make my copycat Ranch style beans.
  3. Sometimes I'll add a mound of cooked rice to the bowl before I add the soup to make it even heartier.

Marye's Tip o' the day

Before adding the peppers and onions to the slow cooker, give them a quick sauté in a hot skillet, if you have time. It adds a smoky, caramelized flavor that takes the soup to the next level.

🥫 Leftover love: how to store and reheat

This is one of those recipes that is even better the next day! Let the chicken fajita soup come to room temperature then ladle into glass storage containers. The tomatoes in the broth can stain plastic or chemically react with aluminum foil.

Refrigerate for up to 4 days or freeze for up to 3 months. If you freeze it do so without the avocado or cheese.

Ladleful of soup being served.

🤫 Marye's secret for zhuzhing it up

For a richer soup, stir in a splash of heavy cream or cream cheese at the end. It adds a luscious texture while still keeping those fajita flavors front and center.

zhuzh: verb. To make something more interesting or attractive

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👩‍🍳 Let's answer those questions: FAQs

Have other questions? Ask me in the comments!

How can I make it spicier?

If you like a little kick, add diced jalapeños, a dash of cayenne pepper, or extra chili powder. Adjust the heat to your taste!

Can I use frozen chicken for this recipe?

Yes, you can use frozen chicken - you don't even have to thaw it. Pop it in the slow cooker and allow an extra hour or two of cook time. Be sure that the chicken is done to a temperature of 165F.

Can I use a different protein?

Yep, you sure can. This soup is super versatile. Try using pork, turkey, chicken thighs, ground beef, or even a plant-based meat substitute for a fun twist.

A spoonful of soup being removed from the bowl.

⏲️ Marye's time saving hacks -

Used canned beans, frozen corn, and pre-diced peppers and onions to save yourself almost all of the prep time!

📚 More Southern comfort: related recipes you'll love

  • Closeup of enchilada soup in a white bowl.
    Chicken Enchilada Soup
  • Overhead view of two bowls of black bean soup similar to paneras.
    Copycat Panera Black Bean Soup
  • Overhead view of pozole in a white bowl.
    Crockpot Green Chicken Pozole (Pozole Verde)
  • A bowl of Chicken Tortilla Soup in a white bowl with a spoon.
    Crock Pot Chicken Tortilla Soup

🍽️ Perfect pairings: what to serve with chicken fajita soup

Stack of cut cornbread squares ready to be served.

I like it served with tortilla chips but a good Southern buttermilk cornbread to soak up any molecules of leftover broth works well, too.


A closeup of a finished jar of pickled okra.

Refrigerator pickled okra adds a delicious, tangy crunch to any meal. It's easy to make, too.


A pineapple pie with a slice removed showing the fluffy, creamy filling.

This easy, fluffy pineapple pie is a vintage recipe that goes together fast

📞 Wrapping it up: the last word

Two kinds of beans, corn, and Ro*Tel tomatoes simmer with plenty of chicken and seasonings. Just when you think that you are going to chew on the counter-top if you don't get some of that soup in your mouth the timer goes off and it's ready to be ladled in a big bowl, topped with chopped avocado and shredded cheese, and served with a steaming chunk of corn bread with butter running down the sides.

If you click on the number of servings in the recipe card you can adjust the measurements up or down for the exact number of servings you need.

If you love this recipe please comment below and give it 5 stars! ⭐️⭐️⭐️⭐️⭐️

📖 Recipe

Ladleful of chicken fajita soup.

Slow Cooker Chicken Fajita Soup

4 from 2 votes
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Slow Cooker Chicken Fajita Soup is full of tender chicken, smoky spices, & vibrant veggies in a bowl of cozy Tex-Mex flavor! Easy & delicious anytime. Stovetop instructions included.
Course Main Dish
Cuisine Tex-Mex
Prep Time: 10 minutes minutes
Cook Time: 8 hours hours
Total Time: 8 hours hours 10 minutes minutes
Servings:8
Calories:573
Author:Marye Audet-White

Ingredients

  • 1-½ lbs chicken, boneless, skinless, and cut into strips
  • 1.27 ounces fajita seasoning
  • 1 poblano pepper, diced
  • 1 yellow bell pepper, diced
  • 1 red bell pepper, diced
  • 2 cups onion, chopped
  • 14.5 ounces diced tomatoes & green chilies
  • 14.5 ounces tomatoes, diced
  • 15 ounces black beans
  • 15 ounces ranch style beans, or cooked pinto beans
  • 1 cup corn, canned or frozen
  • 1 quart chicken stock

Garnish

  • 2 Avocados, chopped or sliced
  • 3 cups Cheddar cheese, shredded

Instructions

  • Add everything but the cheese and avocado to a slow cooker and cook on low for 8 - 10 hours.
  • Taste and add more Fajita seasoning if needed.
  • Just before serving top with avocado and cheese.

Top of the Stove

  • Add a little oil to a frying pan and let it get hot.
  • Add the onion and peppers.
  • Saute until they begin to soften.
  • Add the chicken.
  • Saute for about 5 minutes.
  • Add the remaining ingredients to a saucepan.
  • Bring to a simmer and add the chicken and onions mixture.
  • Turn the heat to low, cover, and simmer about 15 -20 minutes.

Notes

Storage:
Store in the refrigerator in a glass container for up to 4 days or freeze for up to 3 months. This soup is better the second day.
Tips
  • Make it really quick by using leftover grilled chicken or grilled chicken from the grocery store. Just toss the ingredients together in a stock pot and simmer for 10 minutes.
  • You can make it in an Instant Pot in about 10 minutes or on top of the stove in about 20.
  • This soup freezes well (leave out the avocado and cheese) for up to 3 months.

Nutrition Facts

Calories: 573kcal | Carbohydrates: 53g | Protein: 31g | Fat: 29g | Saturated Fat: 11g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 11g | Trans Fat: 0.03g | Cholesterol: 67mg | Sodium: 844mg | Potassium: 1257mg | Fiber: 17g | Sugar: 10g | Vitamin A: 2057IU | Vitamin C: 82mg | Calcium: 398mg | Iron: 5mg

Nutrition information is estimated as a courtesy. If using for medical purposes, please verify information using your own nutritional calculator. Percent Daily Values are based on a 2000 calorie diet.

This recipe has been tested several times. If you choose to use other ingredients, or change the technique in some way, the results may not be the same.

What’s new? Check out my Restless Chipotle & Co. Store on Amazon where you'll find all kinds of nostalgic goodness!  Thanks so much for being a part of Restless Chipotle!

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About Marye

Meet Marye Audet, a wizard in the kitchen and a storyteller at heart. Marye is like your eccentric but fun aunt who knows all the secret recipes and isn't afraid to spill them.

Comments

    4 from 2 votes (2 ratings without comment)

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    Love it? Give it 5 stars!




  1. Kimberly @ The Daring Gourmet says

    January 12, 2016 at 12:35 am

    This sounds absolutely fabulous! I never get tired of soups like this and I love the selection of ingredients in it. It's after 10:30pm and I know I shouldn't eat this late, but I'd sure love a bowl of this right now!

    Reply
    • Marye Audet says

      January 12, 2016 at 8:49 am

      🙂 thanks!

      Reply
  2. Laura @MotherWouldKnow says

    January 08, 2016 at 7:43 pm

    Love this soup - but what are ranch style beans - asks a northern girl who has visited Texas but never cooked there :)?

    Reply
    • Marye Audet says

      January 09, 2016 at 8:45 am

      They are canned beans that have been seasoned...https://www.amazon.com/gp/product/B00NMWMFGK/ref=as_li_tl?ie=UTF8&camp=1789&creative=9325&creativeASIN=B00NMWMFGK&linkCode=as2&tag=restlesschipotleshop-20&linkId=56QZS2KMKW6LNIIQ

      Reply
  3. Marcia Hendrie says

    February 24, 2015 at 8:10 pm

    Dried poblano, that's what I have.

    Reply
    • Marye Audet says

      February 25, 2015 at 9:36 am

      That'll work!

      Reply
Marye Audet-White, founder of Restless Chipotle Media

Hey Y'all, I'm Marye

Welcome to my kitchen! ☕

NY Times bestselling author. 10 cookbooks. Mom of 8 kids. Homeschooling mom for 22 years. Addicted to Hallmark Christmas Movies. Collector of old cookbooks.

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