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Chicken Sheet Pan Fajitas

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Sheet pan fajitas are easy, healthy, and can be ready for dinner in under 30 minutes. Made with chicken breast, spices, onion, and colorful bell pepper. This is an easy family favorite that’s perfect for Taco Tuesdays, or Fun Fridays.

A baking sheet with thin strips of cooked bell pepper, onion and chicken, all covered with taco spices.

Sheet Pan Fajitas Overview

This entire fajita mix is all prepped and baked in one single baking sheet. You don’t need to add a lot of extras to this meal.

You can add extra toppings if you want, like sliced avocado, fresh lime, cilantro, shredded lettuce, hot sauce, sour cream and guacamole. OR you can keep it super simple by just using the sheet pan fajitas as the filler with a little salsa – all rolled in a tortilla wrap or served over rice.

Recipe ingredients on plates and in bowls including sliced red, green and yellow bell pepper, 3 raw chicken breasts, sliced onion, various spices and olive oil.

Recipe Ingredients

  • 2-3 raw chicken breasts – sliced into strips
  • 1 yellow onion – sliced thin into strips
  • 1 green bell pepper – sliced into strips
  • 1 yellow bell pepper – sliced into strips
  • 1 red bell pepper – sliced into strips
  • 2 Tbsp olive oil

Spice Mix Ingredients

Four images of sliced vegetables in thin strips on a cutting board with a knife.

How To Make Sheet Pan Fajitas

Full ingredients and instructions are also in the recipe card at the bottom of this blog post.

STEP 1: Preheat oven to 400°F. Line a baking sheet with parchment paper or use nonstick cooking spray.

STEP 2: Prep the vegetables by slicing 1 green, 1 yellow and 1 red bell pepper into thin strips. Also slice 1 yellow onion into thin strips.

Strips of raw chicken on a cutting board.

STEP 3: Slice 2 or 3 raw chicken breasts into strips as well.

A bowl of various spices dumped in first unmixed, then all mixed together.

STEP 4: Make the taco spice mix by adding 2 tsp chili powder, 1 tsp onion powder, 1 tsp garlic powder, 1 tsp paprika, ½ tsp cumin, ½ tsp salt, and ½ tsp ground black pepper to a bowl. Mix together.

Three images, first is bowl of raw chicken, strips of bell pepper an onion, second image has taco seasoning dumped over top of these ingredients. Third image is all ingredients evenly coated with the taco spice in the large bowl.

STEP 5: Add 1 sliced green, yellow and red bell pepper, 1 sliced yellow onion, and 2-3 sliced raw chicken breasts to a large bowl. Drizzle 2 Tbsp olive oil and sprinkle the taco spice mix over top of everything and toss together until evenly coated.

Two images, first is raw chicken and strips of bell pepper and onion all covered in taco spices. Second image is all ingredients cooked together.

STEP 6: Spread the ingredients onto the prepared baking sheet in an even layer. Bake at 400°F for 12 minutes, then remove and flip everything over using a spatula. Cook another 12 minutes, or until the chicken is fully cooked.

A baking sheet with thin strips of colorful bell pepper, onion and chicken, all covered in a taco seasoning.

Recipe Tips

  • Slice all vegetables to the same size so that they will cook evenly.
  • Chicken slices tend to cook fast. Check the chicken using a meat thermometer so that you don’t overcook it.
  • Serve this recipe with taco shells or over a bed of rice.
  • You can add extra toppings if you want, like sliced avocado, fresh lime, cilantro, shredded lettuce, hot sauce, sour cream and guacamole.

How To Store Leftovers

Refrigerate – Let the recipe cool completely, then cover it with plastic wrap and chill in the fridge up to 3-4 days. The vegetables will naturally get a little soggier over time but can still be enjoyed.

Soft tortillas with cooked chicken strips, bell pepper and onion inside them.

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A baking sheet with thin strips of colorful bell pepper, onion and chicken, all covered in a taco seasoning.

Sheet Pan Fajitas

Sheet pan fajitas are easy, healthy, and can be ready for dinner in 30 minutes. Perfect for Taco Tuesdays, or Fun Fridays with your family.
5 from 2 votes
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Prep Time: 10 minutes
Cook Time: 25 minutes
Total Time: 35 minutes
Servings: 8 servings

Ingredients

  • 2-3 raw chicken breasts - sliced into strips
  • 1 yellow onion - sliced thin into strips
  • 1 green bell pepper - sliced into strips
  • 1 yellow bell pepper - sliced into strips
  • 1 red bell pepper - sliced into strips
  • 2 Tbsp olive oil

Spice Mix:

Instructions

  • Preheat oven to 400°F. Line a baking sheet with parchment paper or use nonstick cooking spray.
  • Make the taco spice mix by adding 2 tsp chili powder, 1 tsp onion powder, 1 tsp garlic powder, 1 tsp paprika, ½ tsp cumin, ½ tsp salt, and ½ tsp ground black pepper to a bowl. Mix together.
  • Add 1 sliced green, yellow and red bell pepper, 1 sliced yellow onion, and 2-3 sliced raw chicken breasts to a large bowl. Drizzle 2 Tbsp olive oil and sprinkle the taco spice mix over top of everything and toss together until evenly coated.
  • Spread the ingredients onto the prepared baking sheet in an even layer. Bake at 400°F for 12 minutes, then remove and flip everything over using a spatula. Cook another 12 minutes, or until the chicken is fully cooked and reaches an internal temperature of 165℉ using a meat thermometer.
  • Add the mixture to a large bowl and serve with taco shells or over rice. Add any favorite toppings including salsa, sour cream, or guacamole.

Nutrition

Calories: 116kcal | Carbohydrates: 5g | Protein: 13g | Fat: 5g | Saturated Fat: 1g | Polyunsaturated Fat: 1g | Monounsaturated Fat: 3g | Trans Fat: 0.01g | Cholesterol: 36mg | Sodium: 222mg | Potassium: 340mg | Fiber: 1g | Sugar: 2g | Vitamin A: 738IU | Vitamin C: 61mg | Calcium: 15mg | Iron: 1mg

The nutritional information provided is an estimate and is per serving.

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