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Three Portobello Tacos on a Plate with Jar of Chimichurri and Lime Slices in the Background
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5 from 1 vote

Roasted Portobello Tacos with Chimichurri Sauce

These portobello tacos are stuffed with tender roasted mushrooms soaked in a savory marinade and topped with flavorful chimichurri sauce.
Prep Time10 minutes
Cook Time20 minutes
Total Time30 minutes
Course: Entree
Cuisine: American, Mexican
Servings: 4
Author: Alissa

Ingredients

For the Portobello Taco Filling

  • ½ cup orange juice
  • 2 tbsp. organic brown sugar
  • 2 tbsp. soy sauce
  • 1 tbsp. olive oil
  • ¼ tsp. black pepper
  • 3 garlic cloves miced
  • 4 large or 6 medium portobello caps sliced
  • 1 red onion sliced into strips

For the Chimichurri Sauce

  • 1 cup fresh parsley
  • ¼ cup fresh cilantro
  • ¼ cup olive oil
  • 2 tbsp. red wine vinegar
  • 1 tbsp. lime juice
  • 1 tsp. ground cumin
  • ½ tsp. red pepper flakes optional
  • ¼ tsp. salt, plus more to taste
  • ¼ tsp. black pepper

For Serving

  • 8 crispy taco shells
  • shredded lettuce or cabbage
  • diced tomato
  • diced avocado or guacamole

Instructions

Prepare the Portobello Filling

  • Stir orange juice, brown sugar, soy sauce, olive oil, garlic and pepper together in small bowl. Place portobellos and onion strips in a shallow dish and pour marinade over top. Allow to marinate for at least 30 minutes at room temperature, or up to 12 hours in the refrigerator.
  • Preheat oven to 400º. Place the portobello slices on a baking dish and drizzle with any excess marinade. Bake 20 minutes, until tender flipping once about half way through.

Prepare the Chimichurri Sauce

  • Place all ingredients into food processor and blend to a uniform consistency, stopping to scrape down sides of bowl as needed.

Prepare the Tacos

  • Divide portobello filling among shells and top with chimichurri sauce and toppings of choice.