If you’re looking for a delicious and effortless way to spice up your weeknight dinners, look no further than these Slow Cooker Chicken Fajitas. This dish is not only bursting with flavor but also incredibly simple to prepare. With tender chicken, vibrant bell peppers, and zesty spices, you’ll be serving up a fiesta on your dinner table in no time. Let your slow cooker do the work while you enjoy the enticing aromas wafting through your kitchen.
Why You’ll Keep Making It

Slow Cooker Chicken Fajitas are a crowd-pleaser for many reasons. First, they are incredibly versatile; you can customize the toppings according to your preference. Want to add some extra guacamole or a sprinkle of cheese? Go for it! Second, it’s a one-pot meal, which means less cleanup and more time to relax. Finally, the combination of spices and fresh ingredients creates a flavor explosion that will have everyone coming back for seconds.
What Goes Into Slow Cooker Chicken Fajitas
To create this delightful dish, you’ll need the following ingredients:
- 2 lbs boneless skinless chicken breasts – The star of the show, providing lean protein.
- 1 (14.5 oz) can petite diced tomatoes with green chilies – Adds moisture and a kick of flavor.
- 3 bell peppers – Preferably 1 red, 1 yellow, and 1 green for a colorful presentation, cored and sliced.
- 1 large yellow onion – Halved and sliced, adding sweetness and depth.
- 4 cloves garlic – Minced, for that aromatic punch.
- 2 1/2 tsp chili powder – For a robust flavor base.
- 2 tsp ground cumin – Adds an earthy warmth to the dish.
- 1 tsp paprika – For a hint of smokiness.
- 3/4 tsp ground coriander – A subtle citrus note.
- 1 tsp salt – To enhance all the flavors.
- 3/4 tsp pepper – A touch of heat.
- 2 Tbsp fresh lime juice – Brightens up the dish.
- 1 Tbsp honey – Balances the spices with a hint of sweetness.
- 12 6-inch flour tortillas – For wrapping up all that goodness.
- Cilantro, sour cream, salsa, guacamole or sliced avocados, shredded Mexican cheese (optional) – Toppings to make your fajitas even better!
Must-Have Equipment
Before you get started, gather the necessary equipment:
- Slow Cooker – Essential for cooking the chicken to tender perfection.
- Cutting Board – For slicing your vegetables and chicken.
- Sharp Knife – A good knife makes prep work easier.
- Measuring Spoons – To ensure you get the spices just right.
- Serving Spoon – For dishing out those delicious fajitas!
Directions: Slow Cooker Chicken Fajitas

Now that you have everything ready, let’s dive into the step-by-step process.
Step 1: Prepare the Chicken
Begin by placing the 2 lbs of boneless skinless chicken breasts at the bottom of your slow cooker.
Step 2: Add Vegetables
Layer the sliced bell peppers and halved yellow onion on top of the chicken.
Step 3: Mix in the Tomatoes and Spices
Pour the can of petite diced tomatoes with green chilies over the chicken and vegetables. In a separate bowl, mix the minced garlic, chili powder, ground cumin, paprika, ground coriander, salt, and pepper. Sprinkle this spice blend over the top.
Step 4: Add Lime Juice and Honey
Drizzle the fresh lime juice and honey over the entire mixture, ensuring everything is well coated.
Step 5: Slow Cook
Cover the slow cooker and cook on low for 6-7 hours or high for 3-4 hours, until the chicken is tender and easily shreds with a fork.
Step 6: Shred the Chicken
Once cooked, remove the chicken breasts from the slow cooker and shred them using two forks. Return the shredded chicken to the slow cooker and stir to combine everything.
Step 7: Serve
Warm the tortillas in a dry skillet or microwave. Serve the chicken fajita mixture in the tortillas and top with your favorite toppings like cilantro, sour cream, salsa, guacamole, or shredded cheese.
Better-for-You Options

If you’re looking to make your Slow Cooker Chicken Fajitas even healthier, consider these options:
- Use whole wheat tortillas for added fiber.
- Replace honey with a sugar-free alternative for fewer calories.
- Load up on veggies like zucchini or mushrooms for extra nutrients.
- Opt for low-sodium diced tomatoes to reduce the salt content.
Don’t Do This
To ensure your Slow Cooker Chicken Fajitas turn out perfectly, avoid these common mistakes:
- Don’t skip the spices! They are essential for flavor.
- Avoid overcooking the chicken; it should be tender but not dry.
- Don’t skimp on the toppings; they elevate the dish immensely.
- Don’t rush the slow cooking process; it’s key to developing the flavors.
Make Ahead Like a Pro
Planning ahead can make mealtime even easier. Here are some tips for making this dish in advance:
- Prep all your vegetables the night before and store them in the fridge.
- Marinate the chicken with spices and lime juice the day before for extra flavor.
- Cook the fajitas a day in advance; simply reheat on the stove or microwave before serving.
- Freeze the cooked chicken fajitas for a quick meal later on.
Ask the Chef
Can I use frozen chicken breasts for this recipe?
Yes, you can use frozen chicken breasts! Just increase the cooking time by an hour or so. Ensure that the chicken reaches a safe internal temperature before serving.
What can I serve with chicken fajitas?
Chicken fajitas pair beautifully with sides like Mexican rice, refried beans, or a fresh salad. You can also serve chips and salsa as a fun appetizer!
Can I make this recipe in an Instant Pot?
Absolutely! You can adapt this recipe for an Instant Pot by using the sauté function for the vegetables before adding the chicken and cooking under high pressure for about 10-12 minutes.
Is there a vegetarian option for this recipe?
Yes! You can substitute the chicken with a mix of beans, tofu, or portobello mushrooms for a delightful vegetarian version of these fajitas.
If you enjoyed these Slow Cooker Chicken Fajitas, you might also love:
See You at the Table
With a little prep and the magic of your slow cooker, you can serve up a delicious dinner that will leave everyone satisfied. These Slow Cooker Chicken Fajitas are perfect for busy weeknights, casual gatherings, or even meal prep for the week ahead. Enjoy the delightful combination of flavors and the satisfaction of a home-cooked meal. Happy cooking!

Slow Cooker Chicken Fajitas
Equipment
- Slow Cooker
- Cutting Board
- Sharp Knife
- Measuring Spoons
- Serving spoon
Ingredients
- 2 lbs boneless skinless chicken breasts The star of the show, providing lean protein
- 1 can petite diced tomatoes with green chilies 14.5 oz, adds moisture and a kick of flavor
- 3 bell peppers preferably 1 red, 1 yellow, and 1 green, cored and sliced
- 1 large yellow onion halved and sliced, adding sweetness and depth
- 4 cloves garlic minced, for that aromatic punch
- 2 1/2 tsp chili powder for a robust flavor base
- 2 tsp ground cumin adds an earthy warmth to the dish
- 1 tsp paprika for a hint of smokiness
- 3/4 tsp ground coriander a subtle citrus note
- 1 tsp salt to enhance all the flavors
- 3/4 tsp pepper a touch of heat
- 2 Tbsp fresh lime juice brightens up the dish
- 1 Tbsp honey balances the spices with a hint of sweetness
- 12 6-inch flour tortillas for wrapping up all that goodness
- cilantro, sour cream, salsa, guacamole or sliced avocados, shredded Mexican cheese optional toppings to make your fajitas even better
Instructions
Directions: Slow Cooker Chicken Fajitas
- Begin by placing the 2 lbs of boneless skinless chicken breasts at the bottom of your slow cooker.
- Layer the sliced bell peppers and halved yellow onion on top of the chicken.
- Pour the can of petite diced tomatoes with green chilies over the chicken and vegetables. In a separate bowl, mix the minced garlic, chili powder, ground cumin, paprika, ground coriander, salt, and pepper. Sprinkle this spice blend over the top.
- Drizzle the fresh lime juice and honey over the entire mixture, ensuring everything is well coated.
- Cover the slow cooker and cook on low for 6-7 hours or high for 3-4 hours, until the chicken is tender and easily shreds with a fork.
- Once cooked, remove the chicken breasts from the slow cooker and shred them using two forks. Return the shredded chicken to the slow cooker and stir to combine everything.
- Warm the tortillas in a dry skillet or microwave. Serve the chicken fajita mixture in the tortillas and top with your favorite toppings like cilantro, sour cream, salsa, guacamole, or shredded cheese.
Notes
- Use whole wheat tortillas for a healthier, fiber-rich option.
- Marinate the chicken with spices and lime juice a day ahead for extra flavor.
- Freeze cooked fajitas for an easy meal later on.
- Adjust cooking time if using frozen chicken breasts, increasing by about an hour.
- Try adding extra veggies like zucchini or mushrooms for more nutrients.
