Sheet Pan Chicken Fajitas

Category: Satisfying Main Dishes for Every Occasion

Enjoy tender chicken thighs roasted alongside sweet bell peppers and red onions, all seasoned with smoked paprika, garlic, and parsley. Everything comes together on one sheet pan for easy cooking and minimal cleanup. Serve the sizzling mix in warm tortillas, topped with mayonnaise or guacamole for an easy yet satisfying meal. This method creates juicy chicken and caramelized vegetables, great for busy weeknights or casual gatherings. Layer the components as you like for custom wraps bursting with color and southwest flavor.

Barbara Chef
Updated on Fri, 23 May 2025 20:37:17 GMT
A pan of food with a variety of vegetables and meat. Pin
A pan of food with a variety of vegetables and meat. | cookwithcarla.com

Sheet pan chicken fajitas have rescued more weeknight dinners than I can count thanks to how simple and full of flavor they are This recipe delivers juicy chicken and vibrant peppers all roasted on one pan for the easiest cleanup and a meal that shines in a warm tortilla

I was hooked from my very first sheet pan fajita night when my kitchen filled with that irresistible roasted smell Now whenever my family gets hungry in a hurry I whip up this meal and watch it disappear

Ingredients

  • Boneless skinless chicken thighs: choose thighs for juicy tender bites Chicken soaks up the spices and stays moist during roasting
  • Salt: boosts the overall flavor of both chicken and veggies Use a fine sea salt for best results
  • Garlic powder: adds deep savory notes Freshness is not needed here since the powder will evenly coat everything
  • Smoked paprika: delivers a real fajita flavor and smokiness Seek out genuine Spanish smoked paprika for the best aroma
  • Parsley flakes: bring a bit of brightness and green It is a simple touch but really freshens up the mix
  • Ground black pepper: gives warmth and mild heat Opt for freshly ground for the fullest taste
  • Olive oil: ensures golden browning and moisture Rich extra virgin olive oil is best for taste and health
  • Bell peppers: pick crisp and shiny red yellow and orange peppers Variety is key for a sweet colorful result
  • Red onion: use one large onion that feels firm to the touch It caramelizes beautifully adding sweetness
  • Tortillas: flour or corn pick your favorite Look for soft and pliable wraps that hold fillings well
  • Mayonnaise: for creaminess in every bite Use one with real eggs for richer taste
  • Fresh guacamole: brings a cool and zesty contrast to the warm fajita filling To guarantee a delicious guac use ripe avocados with slightly yielding skins

Step-by-Step Instructions

Marinate the Chicken:
Combine chicken thighs in a bowl with salt garlic powder smoked paprika parsley flakes ground black pepper and olive oil Turn and rub until every piece is fully coated Let the chicken sit to soak in the flavor for at least twenty minutes This lets the meat absorb all the seasonings
Prep the Vegetables:
Slice the bell peppers into half inch strips and the red onion into quarter inch strips Place veggies in a bowl and toss with salt garlic powder smoked paprika parsley flakes and olive oil Mix until all pieces look glossy and evenly coated
Arrange on the Sheet Pan:
Line a large baking sheet with parchment paper for effortless cleanup Spread the seasoned vegetables out first then nestle the marinated chicken thighs right on top or beside the veggies in a single layer so everything browns evenly
Roast to Perfection:
Place the pan in your preheated oven set to four hundred degrees Fahrenheit Roast for thirty minutes or until the chicken is fully cooked through and the veggies are tender and just beginning to brown on the edges Juices should run clear from the chicken
Rest and Slice:
Remove the pan from the oven and let everything sit for a few minutes before handling Slice the chicken into strips or chunks as you like
Serve Fajita Style:
Warm your tortillas Fill each with roasted chicken and veggies Add a swipe of mayonnaise and a scoop of fresh guacamole Wrap and enjoy the burst of flavors in every single bite
A pizza with chicken, peppers, onions, and avocado. Pin
A pizza with chicken, peppers, onions, and avocado. | cookwithcarla.com

For me the best part is the sweet roasted edges on the onions Those bits remind me of fajita nights growing up when my mom would always sneak the crispiest pieces for herself Now I do the same and my kids catch on too

Storage Tips

Let any leftovers cool completely before storing Transfer into airtight containers and refrigerate for up to three days The flavors actually deepen overnight making tomorrow’s lunch even better For freezing leave out the mayonnaise and guacamole Store chicken and veggies together in freezer bags for up to two months Gently reheat in the oven rather than the microwave to preserve the texture

Ingredient Substitutions

If you prefer chicken breast you can absolutely use that Just reduce the baking time a few minutes for extra tenderness Swapping in green bell peppers adds a slightly bitter note and works beautifully with the sweet onions For a dairy free version skip the mayo or trade for a vegan mayo and be sure to choose dairy free tortillas

A plate of food with chicken, peppers, and onions. Pin
A plate of food with chicken, peppers, and onions. | cookwithcarla.com

Serving Suggestions

Serve straight from the pan and let everyone build their own fajitas right at the table For a fun variation try slicing leftovers over rice or salad greens Add a simple salsa or pickled onions for a tangy kick My family loves pairing this with black beans or roasted sweet potatoes on the side

Cultural Snapshot

Fajitas trace their roots to Northern Mexico and Texas where ranch workers would grill up skirt steak with peppers and onions on blazing hot griddles My twist makes it easier for today’s home kitchen with less mess and the same bold sizzling flavors I love sharing these with friends and watching them go back for seconds

Recipe Questions & Answers

→ Can I use chicken breast instead of thighs?

Yes, chicken breast is a great alternative. Adjust roasting time to avoid overcooking, as breasts can dry out faster than thighs.

→ What peppers work best for this dish?

Red, yellow, and orange bell peppers are ideal, bringing sweetness and color. Other varieties may also be used according to taste.

→ How do I prevent vegetables from becoming mushy?

Cut vegetables into even strips, avoid overcrowding the pan, and ensure an even single layer for optimal roasting.

→ What toppings pair well when serving?

Warm tortillas, mayonnaise, fresh guacamole, salsa, and a squeeze of lime all enhance the overall flavor and texture.

→ Can the chicken and vegetables be prepped ahead?

Yes, you can marinate and store the chicken and cut veggies in advance to streamline dinnertime preparation.

Sheet Pan Chicken Fajitas

Chicken, peppers, and onions baked together, served with warm tortillas and fresh guacamole.

Preparation Time
20 mins
Cook Time
30 mins
Total Time
50 mins

Category: Main Dishes

Difficulty Level: Intermediate

Cuisine Type: Mexican

Yield: 4 Servings

Dietary Preferences: Dairy-Free

What You'll Need

→ Chicken

01 6 boneless skinless chicken thighs
02 1 ½ teaspoons salt
03 1 tablespoon garlic powder
04 1 tablespoon smoked paprika
05 1 tablespoon parsley flakes
06 1 teaspoon ground black pepper
07 4 tablespoons olive oil

→ Veggies

08 3 bell peppers (red, yellow, orange), sliced into ½ inch strips
09 1 large red onion, sliced into ¼ inch strips
10 1 teaspoon salt
11 1 teaspoon garlic powder
12 1 teaspoon smoked paprika
13 1 teaspoon parsley flakes
14 2 tablespoons olive oil

→ To Serve

15 Tortillas
16 Mayonnaise
17 Fresh guacamole

Steps to Follow

Step 01

Preheat your oven to 400°F (200°C).

Step 02

In a bowl or resealable plastic bag, combine chicken thighs with salt, garlic powder, smoked paprika, parsley flakes, ground black pepper, and olive oil. Mix well to coat the chicken evenly. Marinate for at least 20 minutes while you prepare the vegetables.

Step 03

Slice the bell peppers and red onion as specified. In a separate bowl, toss them with salt, garlic powder, smoked paprika, parsley flakes, and olive oil until evenly coated.

Step 04

Line a large baking sheet with parchment paper for easy cleanup. Spread the seasoned vegetables and chicken evenly on the baking sheet.

Step 05

Transfer the sheet pan to the preheated oven and bake for 30 minutes, or until the chicken is cooked through and the vegetables are tender and slightly caramelized.

Step 06

Remove from the oven and let it rest for a few minutes. Slice the chicken as desired. Serve the sheet pan chicken fajitas with warm tortillas, mayonnaise, and fresh guacamole.

Tools You'll Need

  • Large baking sheet
  • Parchment paper
  • Mixing bowls

Allergy Information

Check every ingredient for potential allergens. Consult a healthcare professional for concerns.
  • May contain gluten (from tortillas)
  • May contain eggs (from mayonnaise)

Nutrition Info (Per Serving)

These details are for informational purposes and don’t replace medical advice.
  • Calories: 450
  • Fats: 25 g
  • Carbohydrates: 30 g
  • Proteins: 25 g