Slow Cooker Chicken Fajitas

Posted on June 24, 2026

Slow Cooker Chicken Fajitas

Difficulty

Prep time

Cooking time

Total time

Servings

These Slow Cooker Chicken Fajitas are packed with tender shredded chicken, colorful bell peppers, and onions simmered in a flavorful fajita seasoning blend. With just a few minutes of prep, the slow cooker does all the work, making this an easy family-friendly dinner.

Slow Cooker Chicken Fajitas

Slow Cooker Chicken Fajitas

Make flavorful slow cooker chicken fajitas with tender shredded chicken, peppers, and onions. An easy crockpot dinner for busy nights.
Prep Time 10 minutes
Cook Time 6 hours
Total Time 6 hours 10 minutes
Servings: 6
Calories: 270

Ingredients
  

  • 2 pounds boneless skinless chicken breasts
  • 3 bell peppers red, yellow, and green, sliced
  • 1 large onion sliced
  • 1 can 10 ounces diced tomatoes with green chilies, drained
  • 2 tablespoons olive oil
  • 1 tablespoon chili powder
  • 1 teaspoon paprika
  • 1 teaspoon garlic powder
  • 1 teaspoon onion powder
  • 1 teaspoon ground cumin
  • 1 teaspoon salt
  • 1/2 teaspoon black pepper
  • Juice of 1 lime
  • For Serving
  • Flour tortillas
  • Sour cream
  • Shredded cheese
  • Guacamole
  • Fresh cilantro
  • Lime wedges

Method
 

  1. Place the sliced peppers and onions in the bottom of the slow cooker.
  2. Lay the chicken breasts on top of the vegetables.
  3. Add the diced tomatoes.
  4. In a small bowl, combine the chili powder, paprika, garlic powder, onion powder, cumin, salt, and black pepper.
  5. Sprinkle the seasoning mixture evenly over the chicken.
  6. Drizzle with olive oil and lime juice.
  7. Cover and cook on low for 5 to 6 hours or high for 3 to 4 hours.
  8. Remove the chicken and shred it with two forks.
  9. Return the shredded chicken to the slow cooker and stir everything together.
  10. Let cook for an additional 10 minutes.
  11. Serve in warm tortillas with your favorite toppings.

Notes

  • Drain excess liquid if desired before serving.
  • Chicken thighs can be used instead of breasts.
  • Slice vegetables evenly for consistent cooking.
  • Fresh lime juice provides the best flavor.
  • Avoid overcooking to keep the chicken tender.
  • Stir before serving to distribute flavors.

Variations

  • Add sliced mushrooms.
  • Use chicken thighs for a richer flavor.
  • Make it spicy with jalapeños.
  • Add black beans for extra protein.
  • Serve over rice instead of tortillas.
  • Add corn during the last hour of cooking.
  • Top with avocado slices.

Serving Suggestions

  • Serve with warm flour tortillas.
  • Pair with Mexican rice.
  • Add refried beans on the side.
  • Use as a filling for burrito bowls.
  • Serve over lettuce for a low-carb meal.
  • Enjoy with tortilla chips and salsa.

Tips

  • Prep the ingredients the night before.
  • Use a liner for easier cleanup.
  • Shred the chicken while it’s still warm.
  • Store leftovers in an airtight container.
  • Freeze leftovers for up to 3 months.
  • Warm tortillas before serving.

Prep Time, Cook Time, and Total Time

Prep Time: 10 minutes

Cook Time: 6 hours

Total Time: 6 hours 10 minutes

Servings

Serves: 6

Nutrition Information (Approximate Per Serving)

  • Calories: 270
  • Protein: 34g
  • Carbohydrates: 8g
  • Fat: 11g
  • Sodium: 620mg

FAQs

Can you put raw chicken in a slow cooker?

Yes. Raw chicken cooks safely in the slow cooker as long as it reaches an internal temperature of 165°F (74°C).

Do I need to add liquid to slow cooker chicken fajitas?

Not much. The chicken, vegetables, and tomatoes release enough moisture while cooking.

Can I use frozen chicken?

For food safety reasons, it’s best to thaw chicken completely before placing it in the slow cooker.

How do I keep chicken from drying out in the slow cooker?

Cook on low when possible and avoid leaving it in the slow cooker longer than necessary.

What toppings go well with chicken fajitas?

Sour cream, shredded cheese, guacamole, cilantro, pico de gallo, and lime wedges are all great choices.

Can I make slow cooker chicken fajitas ahead of time?

Yes. They reheat well and can be stored in the refrigerator for up to 4 days.

Conclusion

Slow Cooker Chicken Fajitas are one of the easiest dinners you can make. Tender chicken, colorful peppers, and bold fajita flavors come together effortlessly in the crockpot for a meal that’s perfect for busy weeknights.

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