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Fiesta Fajitas

Fiesta Fajitas recipe

A tasty Tex-Mex meal made 100 percent plant-based with veggies like yellow squash, red onion and tomatoes seasoned with spicy favorites including cumin, pepper and chili powder.

  • Author: Dr. Rosane Oliveira
  • Prep Time: 15 minutes
  • Cook Time: 15 minutes
  • Total Time: 30 minutes
  • Yield: 6 1x
Print Recipe


  • 1 red onion, sliced (optional)
  • 6 cherry tomatoes, cut in half
  • 1 green bell pepper, sliced (optional)
  • 1 red bell pepper, sliced (optional)
  • 1 yellow squash, sliced
  • 1 1/2 tsp cumin
  • Black pepper, freshly ground, to taste
  • Cayenne pepper, to taste
  • Chili powder, to taste
  • 6 tortillas, whole wheat or brown rice
  • 1 avocado, sliced


  1. Place non-stick skillet over medium-high heat.
  2. Add onion (if using) and cook for a few minutes, stirring occasionally and adding a drop of water if needed.
  3. Add all other veggies (except avocado) and sprinkle with cumin, black pepper, cayenne pepper, and chili powder.
  4. Stir vegetables regularly until tender but still firm.
  5. Serve on top of tortillas, garnished with sliced avocado.

Notes: Instructions are written for year-round in-home preparation. However, you may also use the grill for the veggies. Simply prep the vegetables, sprinkle with the seasonings, cook on a pre-heated grill, remove when they are done to your liking, then assemble.

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Rosane Oliveira, DVM, PhD

President & CEO, Plant-Based Life Foundation | Dr. Rosane Oliveira combines a lifelong passion for nutrition with 25 years of genetics research to create programs that help people develop healthy habits on their journey towards a more plant-based lifestyle. She is a Visiting Clinical Professor in Public Health Sciences and was the founding director of the first Integrative Medicine program at the UC Davis School of Medicine. She completed her postgraduate studies in Brazil and did her postdoctoral training in immunogenetics and functional genomics at the University of Illinois at Urbana-Champaign.