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Colorful sheet pan vegetarian fajitas with peppers and onions.

Vegetarian Fajitas

These Sheet Pan Vegetarian Fajitas are a colorful, flavorful dish that is perfect for busy weeknights, featuring roasted bell peppers, mushrooms, and zucchini wrapped in warm tortillas.
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Prep Time 10 minutes
Cook Time 20 minutes
Total Time 30 minutes
Servings: 4 servings
Course: Dinner, Main Course
Cuisine: Mexican, Vegetarian
Calories: 375
Ingredients Method Notes

Ingredients
  

Vegetables
  • 1 each yellow bell pepper (thinly sliced) Adds sweetness and crunch.
  • 1 each red bell pepper (thinly sliced) Provides color and sweetness.
  • 1 each onion (thinly sliced) Caramelizes to enhance flavor.
  • 1 small zucchini (cut in strips) Adds a light, crisp element.
  • 8 ounces portobello mushrooms (sliced) Gives a meaty texture and flavor.
Seasoning and Cooking
  • 1 tablespoon Taco Seasoning Mix Enhances flavor with warm spices.
  • 1 tablespoon olive oil Helps roast the vegetables.
  • 1/2 teaspoon salt and pepper (to taste) Enhances natural flavors.
  • 1 can Cooking Spray Prevents sticking on baking sheet.
  • 4 each tortillas Essential for serving.
Optional Toppings
  • Cheese For creaminess.
  • sour cream or Greek yogurt Adds richness.
  • lime For additional zest.
  • salsa Adds heat and flavor.
  • cilantro or guacamole For freshness.

Method
 

Preparation
  1. Preheat your oven to 425 degrees Fahrenheit.
  2. Line a baking sheet with foil and spray with cooking spray.
  3. In a large bowl, combine the yellow and red bell peppers, onion, zucchini, and sliced portobello mushrooms. Drizzle with olive oil and sprinkle with Taco Seasoning Mix. Toss until evenly coated.
  4. Transfer the vegetables onto the prepared baking sheet, spreading in an even layer.
Cooking
  1. Place the baking sheet in the oven and bake for approximately 20 minutes, or until the vegetables are tender and lightly charred.
  2. Remove from the oven and fill warm tortillas with the roasted vegetables.
  3. Top with your choice of cheese, sour cream, lime juice, salsa, cilantro, or guacamole.

Notes

Customize your vegetable mix and toppings to your preference. Leftovers can be stored in an airtight container for up to 3 days in the refrigerator.