Crockpot Chicken Fajitas

Name: Crockpot Chicken Fajitas
Prep time: 15 min
Cook time: 6 h
Total time: 6 h 15 min
Yield: 4 servings
Ingredients: 1.5 lbs boneless chicken thighs; 2 bell peppers, sliced (red and green); 1 onion, sliced; 1 packet taco seasoning; 1 can diced tomatoes with green chilies; 2 tablespoons olive oil; Salt and pepper to taste; Tortillas for serving; Optional toppings: sour cream, avocado, cilantro

Highlighted under: Fast & Easy Recipes

I love making Crockpot Chicken Fajitas because they are incredibly easy to prepare and bursting with flavor. The slow cooker allows the spices and the chicken to meld beautifully, creating a dish that’s both tender and aromatic. This recipe has become a family favorite, and I often find myself reaching for it on busy weeknights or when hosting friends. The best part is that I can prep everything ahead of time and let the crockpot do the work, saving me precious moments in the kitchen.

Created by

Emily

Last updated on 2026-02-05T17:49:27.475Z

When I first tried making chicken fajitas in the crockpot, I was pleasantly surprised by how well the flavors developed over time. I used a variety of colorful bell peppers and onions, which not only added flavor but also made the dish visually appealing. A slow cook of six hours allows the spices to fully infuse into the chicken, ensuring that every bite is packed with deliciousness.

One key tip I learned along the way is to use chicken thighs instead of breasts for a juicier result. The extra fat in thighs gives the fajitas a rich flavor that remains moist, even after long cooking times. I also serve them with warm tortillas and fresh toppings to create a delightful meal everyone enjoys.

Why You'll Love This Recipe
Effortless preparation with minimal cleanup
Flavor-packed chicken that shreds easily
Customizable toppings for a personal touch
Perfect for leftovers or meal prep

Tips for Perfectly Cooked Chicken

To ensure your chicken thighs are perfectly cooked, aim for a temperature of 165°F (74°C). Using a meat thermometer can help you achieve this without overcooking the chicken. Cooked chicken should be tender and shred easily with a fork. If your chicken tends to dry out, consider adding a splash of chicken broth before cooking to retain moisture throughout the process.

For even more flavor, you can marinate the chicken thighs in the taco seasoning and olive oil for at least 30 minutes, or up to overnight. This allows the spices to permeate the meat deeply, enhancing the overall taste of your fajitas. Just remember to adjust the seasoning slightly if marinating, as the spices will already start to develop flavor in the chicken.

Customizing Your Fajitas

The beauty of Crockpot Chicken Fajitas lies in their versatility. You can easily swap out the bell peppers for other vegetables such as zucchini or corn for a different flavor profile. If you prefer a spicier kick, consider adding sliced jalapeños or a few dashes of hot sauce to the crockpot to elevate the heat level.

Don't hesitate to switch up the protein! Chicken breast is a great alternative if you prefer leaner meat, but remember it may require less cooking time. If you opt for turkey or even a plant-based protein, adjust the cook times accordingly and keep an eye on the texture to ensure it's cooked through without becoming mushy.

Ingredients

Gather all the fresh ingredients before you start cooking.

Ingredients

1.5 lbs boneless chicken thighs
2 bell peppers, sliced (red and green)
1 onion, sliced
1 packet taco seasoning
1 can diced tomatoes with green chilies
2 tablespoons olive oil
Salt and pepper to taste
Tortillas for serving
Optional toppings: sour cream, avocado, cilantro

Make sure to adjust ingredients based on your preferences.

Instructions

Follow these steps for a delicious crockpot meal.

Prepare the Ingredients

Start by slicing the bell peppers and onion. Set them aside. In a bowl, mix the taco seasoning with the diced tomatoes.

Layer in the Crockpot

Place the chicken thighs at the bottom of the crockpot. Pour the tomato mixture over the chicken, followed by the sliced bell peppers and onion. Drizzle with olive oil and season with salt and pepper.

Cook

Cover and cook on low for 6 hours or high for 3 hours, until the chicken is cooked through and shreds easily with a fork.

Serve

Once done, shred the chicken and mix it with the veggies. Serve warm with tortillas and your choice of toppings.

Enjoy your meal with fresh accompaniments and sides.

Pro Tips

Feel free to add other vegetables like zucchini or corn for added flavor and nutrition.

Serving Suggestions and Pairings

When serving your Crockpot Chicken Fajitas, warm the tortillas in a dry skillet for about 30 seconds on each side. This gives them a delightful softness and enhances their flavor. You can also serve with a side of Mexican rice or black beans for a hearty meal. Consider a simple salad or guacamole for a fresh contrast to the rich flavors of the fajitas.

For those who enjoy a kick of freshness, a squeeze of lime over the top just before serving can brighten up the flavors significantly. I love layering my fajitas with fresh cilantro and diced avocado, as the creaminess and herbal notes add depth to every bite.

Storage and Reheating Tips

Once your fajitas are cooked and served, any leftovers can be stored in an airtight container in the fridge for up to 3 days. For longer storage, consider freezing the cooked chicken mixture. It can last in the freezer for up to 3 months. To reheat, simply thaw in the refrigerator overnight and warm it on the stovetop or in the microwave, adding a splash of water to maintain moisture.

If you tend to have extra tortillas, you can store them wrapped in a kitchen towel, which keeps them warm and pliable for subsequent meals. Alternatively, try using leftover chicken in salads, tacos, or bowls, making it a fantastic, versatile ingredient for meal prep throughout the week.

Questions About Recipes

→ Can I use chicken breasts instead of thighs?

Yes, but thighs yield a moister result. If using breasts, be careful not to overcook them.

→ How long can I store leftovers?

Leftovers can be stored in the refrigerator for up to 3 days.

→ Can I freeze the fajitas?

Absolutely! You can freeze the cooked fajitas for up to 3 months. Thaw and reheat when ready to serve.

→ What toppings do you recommend?

We love using sour cream, fresh cilantro, and diced avocados for a delicious finish!