When I think of Mexican food recipes that bring comfort and bold flavor, chicken fajitas always come to mind. This sheet pan version saves me time, keeps the mess low, and still gives that sizzling taste we crave. I remember the first time I tried a mexican chicken fajita recipe like this at home, I didn’t expect it to taste so close to a restaurant meal. The mix of seasoned chicken, sweet peppers, and onions all roasted together makes the house smell amazing. It feels like a weeknight dinner that pretends it’s a weekend feast. If you’ve been looking for an easy chicken fajita recipe that works every time, this one will make you smile. I love how it ties into so many mexican chicken recipes I’ve made before, but it’s simpler because everything roasts in one pan. Some folks say chicken mexican recipes don’t have the same punch as beef, but I’ll argue this mexican fajita recipe brings all the right spice. And yes, if you’re like me and like experimenting, I’ve even tossed these flavors into crockpot chicken recipes mexican style for fun. Trust me, once you pull this pan from the oven, tortillas warm and toppings ready, it’s a fajita night you’ll want to repeat.

Table of Contents
- 1) Key Takeaways
- 2) Easy Sheet Pan Chicken Fajitas Recipe
- 3) Ingredients for Sheet Pan Chicken Fajitas
- 4) How to Make Sheet Pan Chicken Fajitas
- 5) Tips for Making Sheet Pan Chicken Fajitas
- 6) Making Sheet Pan Chicken Fajitas Ahead of Time
- 7) Storing Leftover Sheet Pan Chicken Fajitas
- 8) Try these Main Course next!
- 9) Sheet Pan Chicken Fajitas
- 10) Nutrition
1) Key Takeaways
- This recipe keeps the cleanup easy since everything cooks on one pan.
- Chicken, peppers, and onions roast together for big flavor.
- Tortillas and toppings make it customizable for everyone at the table.
- It works as a quick weeknight dinner or a casual weekend meal.
2) Easy Sheet Pan Chicken Fajitas Recipe
When I think about Mexican food recipes that deliver both comfort and flavor, sheet pan chicken fajitas sit right at the top. They give me the bold spice I want without making me juggle three pots and two pans. I can throw everything on a single tray, slide it into the oven, and wait while the smell fills the kitchen. I’ve had my fair share of rushed dinners, and this recipe always feels like a little rescue. Two tortillas in hand and suddenly I’m not tired anymore.
What I love about this dish is the way the peppers soften and sweeten in the oven. Add in juicy strips of chicken and that seasoning mix, and the balance just works. Some nights I keep it simple with cheese and salsa, other nights I lay out sour cream, guacamole, and lime wedges. Either way, it never fails to satisfy. Fajita night always feels like a treat, even though it’s one of the easiest meals I know.
This recipe has the feel of a mexican chicken fajita recipe from a restaurant, but with less mess and more control. If you want an easy chicken fajita recipe that makes everyone happy, this one is worth keeping in rotation. It’s hearty, quick, and you can adjust the toppings to match whatever you have in the fridge.

3) Ingredients for Sheet Pan Chicken Fajitas
Chicken Breasts: I like to slice them into strips so they cook evenly. Boneless and skinless works best for quick roasting.
Bell Peppers: Red, green, and yellow peppers bring both color and sweetness. They also soften in the oven which makes them perfect alongside chicken.
Onion: A large onion, sliced into thin strips, gives a little bite and balances the sweetness of the peppers.
Olive Oil: A drizzle helps everything roast without drying out. It also helps the seasoning stick to the chicken and vegetables.
Fajita Seasoning: You can use a packet or mix your own with chili powder, cumin, garlic, and paprika. Either way, it’s the flavor foundation of the recipe.
Flour Tortillas: Soft tortillas wrap everything together. Warm them just before serving for the best texture.
Optional Toppings: Sour cream, shredded cheese, guacamole, salsa, and lime wedges. Each topping adds a different layer of flavor and lets everyone build their own fajita just the way they like it.

4) How to Make Sheet Pan Chicken Fajitas
Step 1. Preheat your oven to 400°F. While it heats, slice the chicken, peppers, and onion. Spread them all across a large sheet pan so everything cooks evenly.
Step 2. Drizzle olive oil over the chicken and vegetables. Sprinkle the fajita seasoning generously. Use your hands or a spoon to toss everything until the pieces are coated and glistening with spice and oil.
Step 3. Slide the pan into the oven. Bake for about 20 to 25 minutes. Midway through, stir the mix so nothing sticks and all sides get roasted. The peppers soften, the onions turn golden, and the chicken cooks through.
Step 4. Warm tortillas on a skillet or wrap them in foil and place in the oven during the last few minutes. Once the chicken and vegetables are done, pile them into the tortillas and add toppings like salsa, sour cream, or guacamole.
Step 5. Serve immediately. The aroma is too good to let sit. Gather everyone around and enjoy fajitas hot off the pan.

5) Tips for Making Sheet Pan Chicken Fajitas
I’ve tried many mexican chicken recipes over the years, and this one stands out because of how simple it is. Still, a few tricks make it even better. For the juiciest chicken, slice it evenly. Uneven strips cook at different speeds, which can leave some pieces dry. I’ve learned that lesson the hard way.
Don’t skip tossing the vegetables halfway through baking. That small step keeps them from burning on one side and raw on the other. If you like a little char, leave them near the edges of the pan where the heat runs hottest. It gives a grilled flavor without firing up the grill.
Lastly, serve fajitas with fresh lime wedges. The squeeze of juice cuts through the seasoning and ties the flavors together. It’s a tiny detail but one that makes all the difference.
6) Making Sheet Pan Chicken Fajitas Ahead of Time
I’ve had days where I prep everything in the morning so dinner feels like less of a task. This recipe works perfectly for that. Slice the chicken, peppers, and onions, toss them with oil and seasoning, and store them in a covered bowl in the fridge. By the time dinner rolls around, all I have to do is spread everything on a pan and roast.
The flavors don’t lose strength as they rest. In fact, letting the chicken sit with the seasoning can deepen the taste. Just keep it cold until you’re ready to cook. When I know a busy day is coming, this is the meal I set up ahead of time. It saves me from stress later.
For longer storage, you can even freeze the seasoned chicken and vegetables in a bag. Pull it out, thaw it in the fridge overnight, and bake when you’re ready. It’s like having a dinner kit waiting for you in the freezer.
7) Storing Leftover Sheet Pan Chicken Fajitas
Leftovers don’t last long in my house, but when they do, they’re easy to store. I scoop the chicken and vegetables into an airtight container and keep them in the fridge for up to three days. Reheating is simple. A quick turn in a hot skillet brings back that roasted taste better than a microwave.
Another trick is to use the leftovers in different meals. I’ve turned them into quesadillas, burrito bowls, or even a topping for a baked potato. The flavors stay strong, and the work is already done. It feels like a fresh meal without extra effort.
If you need them longer, freeze the mix. Just thaw and heat when needed. It’s not the same as straight from the oven, but it still makes a good quick dinner when time is short.
8) Try these Main Course next!
9) Sheet Pan Chicken Fajitas

Mexican Food Recipes Sheet Pan Chicken Fajitas
Ingredients
- 1 1/2 pounds boneless skinless chicken breasts, sliced into strips
- 3 bell peppers (red, yellow, green), sliced
- 1 large onion, sliced
- 3 tablespoons olive oil
- 1 packet fajita seasoning (or homemade mix)
- 8 small flour tortillas
- Optional toppings: sour cream, salsa, shredded cheese, guacamole, lime wedges
Instructions
- Preheat oven to 400°F (200°C).
- Spread sliced chicken, peppers, and onion on a large sheet pan.
- Drizzle with olive oil and sprinkle fajita seasoning evenly over everything.
- Toss until chicken and vegetables are coated well.
- Bake for 20-25 minutes, stirring halfway, until chicken is cooked through and veggies are tender.
- Warm tortillas and serve chicken and veggies with your favorite toppings.
10) Nutrition
Serving Size: 1 fajita | Calories: 290 | Sugar: 3 g | Sodium: 720 mg | Fat: 11 g | Saturated Fat: 2 g | Carbohydrates: 28 g | Fiber: 3 g | Protein: 22 g | Cholesterol: 55 mg
Written by Camila at Camila Cooks


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