Easy Sheet Pan Vegan Cauliflower Fajitas.

Sheet Pan Cauliflower Fajitas

Cauliflower makes an excellent stand in for chicken in these delicious roasted fajitas! Serve on corn or flour tortillas with guacamole, non-dairy sour cream, lettuce, salsa, spanish rice and black beans.

Course Main Course
Cuisine Mexican
Prep Time 10 minutes
Cook Time 25 minutes
Total Time 35 minutes
Servings 6 people
Calories 115 kcal
Author Nora


  • 1 large head cauliflower, chopped small
  • 2 red peppers, sliced into 1/4 inch slices
  • 2 green peppers, sliced into 1/4 inch slices
  • 1 medium onion, sliced lengthwise,into 1/4 inch slices
  • 2 tablespoon olive oil *optional, use water for oil free
  • 1 teaspoon salt, or to taste

Spice Mix

  • 1 tablespoon chili powder
  • 1 teaspoon cumin
  • 1/2 teaspoon paprika
  • 1/4 teaspoon garlic powder
  • 1/4 teaspoon onion powder


  1. Preheat oven to 425 degrees and spray a large sheet pan or two smaller sheet pans with oil. Or cover in parchment paper or use a silicone mat if avoiding oil.

  2. Add all spices to a small bowl and mix. Set aside.

  3. Place the chopped cauliflower, peppers, onions, spice mixture, salt and olive oil (if using) in a large bowl. Mix well.

  4. Add the mixture to sheet pan(s) and roast for 20-25 minutes. 

  5. Serve on corn or flour tortillas alongside rice and beans. Add guacamole, cashew sour cream or other desired toppings.