Sheet Pan Shrimp Fajitas

These sheet pan shrimp fajitas are the laziest, most delicious dinner hack I know. Toss seasoned shrimp, peppers, and onions on a baking sheet, roast for 15 minutes, and you’ve got sizzling fajitas with caramelized edges and zero stovetop babysitting. One pan, minimal prep, maximum flavor.

The high oven heat is the real secret here — it gives the vegetables those charred, slightly smoky edges you get at Mexican restaurants, while the shrimp stay perfectly juicy and tender. Pile everything into warm tortillas with all the fixings and you’ve got a dinner that feels special but took almost no effort.

Why This Sheet Pan Shrimp Fajitas Is a Must-Try

• Hands-off cooking — the oven does all the work while you prep your toppings
• 25 minutes total — the fastest fajitas you’ll ever make, including prep time
• One pan cleanup — everything roasts together on a single sheet pan lined with foil
• Perfectly charred vegetables — high heat gives restaurant-quality caramelized edges at home
• Juicy tender shrimp — quick roasting prevents the rubbery overcooked shrimp problem
• Healthy and light — loaded with vegetables and lean protein, only 280 calories per serving

Ingredients You’ll Need for Sheet Pan Shrimp Fajitas

Shrimp size: Large shrimp (21-25 count per pound) are ideal — they roast quickly and don’t overcook. Jumbo shrimp need an extra 2-3 minutes. If using smaller shrimp, check them at 8 minutes. Always buy shell-off, deveined shrimp to save yourself the tedious prep.

Bell pepper colors: Using different colored peppers isn’t just pretty — red peppers are sweeter, yellow are mildly sweet, and green are more savory. Mix and match based on what you like. The key is slicing them into even-width strips so they cook at the same rate.

Sarah Mitchell

Sheet Pan Shrimp Fajitas

These sheet pan shrimp fajitas are the laziest, most delicious dinner hack I know. Toss seasoned shrimp, peppers, and onions on a baking sheet, roast for 15 minutes, and you've got sizzling fajitas with caramelized edges and zero stovetop babysitting.

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Prep Time 10 minutes mins

Cook Time 15 minutes mins

Total Time 25 minutes mins

Servings: 4 servings

Course: Main Course

Cuisine: Mexican

Calories: 280

Ingredients Equipment Method Notes

Ingredients

  

• 1 1/2 pounds large shrimp (21-25 count), peeled and deveined
• 2 large bell peppers (1 red, 1 yellow), sliced into strips
• 1 large white onion, sliced into strips
• 1 jalapeño, sliced (optional)
• 3 tablespoons olive oil

Fajita Seasoning

• 1 tablespoon chili powder
• 1 teaspoon cumin
• 1 teaspoon garlic powder
• 1 teaspoon paprika
• 1/2 teaspoon onion powder
• 1/2 teaspoon oregano
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper
• 1/4 teaspoon cayenne pepper (optional)

To Serve

• 8 small flour or corn tortillas, warmed
• Sour cream
• Guacamole or sliced avocado
• Fresh cilantro
• Lime wedges
• Shredded cheese (optional)

Equipment

• Large rimmed baking sheet
• Aluminum foil
• Large mixing bowl
• Small bowl for seasoning
• Tongs

Method

 

1. Preheat oven to 425°F (220°C). Line a large baking sheet with aluminum foil for easy cleanup.
2. Mix all fajita seasoning ingredients together in a small bowl.
3. Toss sliced bell peppers, onion strips, and jalapeño (if using) with 2 tablespoons olive oil and half the fajita seasoning. Spread in a single layer on the baking sheet.
4. Roast vegetables for 8 minutes until they start to soften and get charred edges.
5. While vegetables roast, toss shrimp with remaining 1 tablespoon olive oil and remaining fajita seasoning.
6. Remove the baking sheet, push vegetables to the sides, and add seasoned shrimp in a single layer in the center.
7. Roast for 6-7 more minutes until shrimp are pink, opaque, and just curled (not tightly coiled).
8. Squeeze fresh lime juice over everything. Serve immediately in warm tortillas with your favorite toppings.

Notes

Add the shrimp AFTER the vegetables have had a head start — shrimp cook much faster and will be rubbery if they roast the full 15 minutes. Shrimp are done when they form a loose C-shape. If they curl into a tight O, they're overcooked.

Storage and Freezing Tips

Refrigerator: Store roasted shrimp and vegetables in an airtight container for up to 2 days. Best reheated in a hot skillet for 2 minutes to restore the charred texture.

Freezer: Not recommended for cooked shrimp fajitas as the shrimp become rubbery. You can freeze the raw seasoned shrimp and pre-sliced vegetables separately for up to 2 months, then roast fresh when ready.

Reheating: Skillet over high heat for 2-3 minutes. Avoid the microwave as it steams the shrimp and makes the vegetables soggy.

Tasty Variations to Try

• Chicken fajitas — use sliced chicken breast or thigh instead of shrimp. Add chicken with the vegetables for the full 15 minutes
• Steak fajitas — use sliced flank steak. Sear it separately and add to the roasted vegetables for best results
• Veggie fajitas — add mushrooms, zucchini, and extra peppers for a hearty vegetarian version
• Extra smoky — add 1 teaspoon smoked paprika and a diced chipotle pepper to the seasoning
• Fajita bowls — skip the tortillas and serve over cilantro-lime rice with black beans
• Fajita nachos — pile everything on tortilla chips with melted cheese for loaded fajita nachos

Expert Tips for Perfect Sheet Pan Shrimp Fajitas

• Preheat the baking sheet — put the empty sheet in the oven while it preheats. Placing food on a hot pan gives immediate searing and better charring
• Don’t overcrowd — spread everything in a single layer with space between pieces. Overcrowding steams the vegetables instead of roasting them
• Add shrimp later — giving vegetables an 8-minute head start is essential. Shrimp only need 6-7 minutes or they’ll be tough
• Watch the shrimp shape — they’re perfectly done when they curl into a C-shape. A tight O-shape means overcooked
• Use the broiler for 60 seconds — after roasting, a quick hit under the broiler adds extra char to the peppers and onions

What to Serve With Sheet Pan Shrimp Fajitas

• Warm flour tortillas — char them over a gas burner or in a dry skillet for the best texture and flavor
• Cilantro-lime rice — the classic fajita side, or go for Spanish rice for something heartier
• Refried beans — creamy beans round out the meal and add protein
• Fresh guacamole — the creamy avocado is essential for balancing the spicy shrimp
• Pico de gallo — fresh tomato salsa adds brightness and acidity to cut through the richness
• Mexican street corn salad — a cold, creamy corn salad pairs beautifully with hot fajitas

Looking for more recipe ideas? Check out these favorites:

• Easy Sheet Pan Fajitas
• 15-Minute Lemon Butter Shrimp Pasta
• Quick Black Bean Tacos with Avocado Crema

Make-Ahead Options

Slice the vegetables and mix the fajita seasoning up to 2 days ahead — store separately in the fridge. Season the shrimp in the morning and refrigerate until cooking time. The actual cooking is so fast (15 minutes) that the prep is really the only thing worth doing ahead.

For a taco bar party, set out all the toppings in advance and roast the sheet pan right before guests eat. Everything stays hot on the pan for at least 10 minutes.

Frequently Asked Questions