If you’re looking for an easy dinner recipe that’s packed with flavor and requires almost no cleanup, these sheet pan chicken fajitas are exactly what you need. Tender strips of seasoned chicken, colorful bell peppers, and onions roast together in one pan for a quick meal the whole family will love.
This recipe is perfect for busy weeknights, meal prep, or casual weekend dinners. Just toss everything together, bake, and serve in warm tortillas with your favorite toppings. It really doesn’t get much easier than that.
If you love easy sheet pan meals and Tex-Mex-inspired recipes, you should also check out our cheesy jalapeno popper twists, breakfast crunchwraps with bacon and sausage, and feta tomato pasta.
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Why You’ll Love This Recipe
- Super easy to prepare
- One pan means easy cleanup
- Loaded with bold fajita flavor
- Great for meal prep Family friendly
- Ready with very little hands-on work
Key Ingredients
You’ll find a full list of ingredients and their exact amounts in the recipe card at the bottom of the post.
- Chicken Breast Strips: Makes these fajitas filling and hearty while soaking up all the seasoning flavor.
- Bell Peppers: The colorful mix of peppers adds sweetness, freshness, and that classic fajita flavor. They also roast up soft and slightly caramelized in the oven.
- Onion: Brings a savory sweetness that pairs perfectly with the peppers and chicken.
- Slap Ya Mama Seasoning: Adds bold Cajun-style flavor and a little heat that gives the fajitas extra personality.
- Garlic Powder, Paprika, Cumin & Red Pepper Flakes: Create a warm, savory flavor with smoky, slighlty earthy note, and little kick of heat.
Variations
- Extra Spicy: Add sliced jalapeños or extra red pepper flakes for more heat.
- Swap the Protein: Try shrimp, turkey, pork strips, or steak strips for variations like these skirt steak fajitas.
- Add More Veggies: You can easily bulk up these fajitas with mushrooms, zucchini, poblano peppers, and cherry tomatoes.
How to Make Sheet Pan Chicken Fajitas
Step 1: Cut the chicken into ¼ to ½-inch-thick strips about 3 inches long. Then combine them with the remaining ingredients and toss with olive oil in a large bowl.
Step 2: Spread everything in an even, single layer on a sheet pan and bake until the chicken is cooked through and the veggies are tender. Enjoy!
Expert Tips
- Keeping the chicken and peppers close in size helps everything cook evenly.
- Spread the mixture into a single layer so the vegetables roast instead of steam.
- Lining the sheet pan with foil makes cleanup so much easier.
Sheet Pan Chicken Fajitas FAQs
Yes. You can slice the chicken and vegetables ahead of time and store them in the refrigerator until ready to cook.
Absolutely. Freeze the cooked chicken and vegetables in a freezer-safe container for up to 2 months.
Popular toppings include sour cream, guacamole, salsa, shredded cheese, cilantro, avocado, and fresh lime wedges.
Boneless skinless chicken breasts work great, but chicken thighs can also be used for extra flavor and juiciness.
Spanish rice, refried beans, Mexican street corn, chips and salsa, and avocado salad all pair perfectly.
Flour tortillas are classic for fajitas, but corn tortillas can also be used.
Great Sheet Pan Fajita Pairings
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Sheet Pan Chicken Fajitas
Ingredients
- 3 chicken breasts, boneless skinless
- 1 large onion, cut into strips
- 1 red bell pepper, sliced into strips
- 1 green bell pepper, sliced into strips
- 1 orange bell pepper, sliced into strips
- 1 yellow bell pepper, sliced into strips
- 2 tablespoon olive oil
- 1 teaspoon Slap Ya Mama seasoning
- 1 teaspoon red pepper flakes
- 1 teaspoon black pepper
- 1 teaspoon garlic powder
- ½ teaspoon paprika
- ½ teaspoon cumin
- Optional: flour tortillas, fajitas size
Instructions
- Preheat the oven to 375 degrees and line a baking sheet with aluminum foil. Spray with non-stick cooking spray and set aside.
- Slice the chicken breasts in half lengthwise, then cut them into 3-inches long strips, ¼ – ½-inch thick.
- Place the chicken strips, sliced onions, and sliced bell peppers in a large bowl.
- Sprinkle all of the seasons into the bowl. Stir to combine.
- Add the olive oil into the bowl and stir.
- Spread chicken mixture onto the prepared baking sheet and spread out in an even layer.
- Place in the oven and bake for 40-45 minutes or until the chicken is fully cooked and the vegetables are tender.
- Serve with flour tortillas and your favorite fajita toppings.
Notes
- Keeping the chicken and peppers close in size helps everything cook evenly.
- Spread the mixture into a single layer so the vegetables roast instead of steam.
- Lining the sheet pan with foil makes cleanup so much easier.
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