Mushroom and Onion Vegetarian Tacos

  • Recipe By
  • Published Aug 28th
  • Ready In25m
  • Servings4
  • Calories387
Vegetarians and meat-lovers will both love these delicious tacos. Mushrooms provide 'meaty' and filling flavor, balanced out by sweet caramelized onions.

Mushroom and Onion Vegetarian Tacos Ingredients

The following are the ingredients needed to make delicious Mushroom and Onion Vegetarian Tacos for 4 servings:

  • Tacos:
  • 1 tablespoon vegetable oil
  • 1 medium red onion, sliced
  • 3 large fresh portabella mushrooms, sliced, cut in half, stems removed
  • 2 tablespoons Old El Paso® taco seasoning mix
  • 2 tablespoons water
  • 8 Old El Paso® flour tortillas for soft tacos & fajitas
  • Toppings, as desired:
  • 1 cup guacamole
  • 1/2 cup sour cream
  • 1/2 cup crumbled queso fresco cheese

Mushroom and Onion Vegetarian Tacos Cooking Instructions

  • Prep25m
  • Cook-
  • Ready In25m

To cook Mushroom and Onion Vegetarian Tacos, you need about 25 minutes of preparation time. The following are the steps to cook Mushroom and Onion Vegetarian Tacos easily:

  1. 1 In 12-inch nonstick skillet, heat oil over medium-high heat. Cook onion in oil, stirring occasionally, until brown. Add mushrooms. Cook 6 to 8 minutes or until tender. Reduce heat to low. Add taco seasoning mix and water. Cook about 5 minutes or until water is absorbed. Remove from heat.
  2. 2 Spoon filling on tortillas. Add toppings. Roll up tortillas.


  • Add extra protein to this dish with a side of Mexican-style beans.
  • ©2012 and ®/™ of General Mills

Nutrition Facts

Per Serving: 387 calories; 22.6 grams of fat; 38.5 grams of carbohydrates; 9.8 grams of protein; 23 milligrams of cholesterol; 852 milligrams of sodium.

  1. Aug 4th 2015

    My new favorite tacos!! I used cumin , chili powder , garlic salt, pepper and oregano for the spices . Next time I will roast pepper in oven first so I can remove the skins. Corn tortillas a ...

  2. Aug 13th 2013

    Skeptical before making but this turned out surprisingly tasty, simple, quick, and healthy to boot. Subbed Taco Seasoning I from this site rather than using commercially made brands. If feed ...

  3. Aug 11th 2013

    Made these tonight and they were excellent! I used corn tortillas, lightly fried. For toppings I used homemade guacamole, some Greek yogurt, and a sweet salsa to balance the earthiness of th ...

  4. Jun 29th 2013

    very good

  5. May 20th 2013

    Amazing! Wish I would have ate more. This is very tasty.

  6. May 10th 2013

    This recipe sounded a little odd to me at first but it turned out delicious! My husband is not a huge mushroom fan but he loved these and asked for them again a day later. I made the recip ...

  7. Mar 21st 2013

    The mushrooms are a great option for that meaty taste.

  8. Jan 24th 2013

    I am a vegetarian, and even my meat eating husband loved these! Quick and delicious.

  9. Oct 24th 2012

    Meh. Using mushrooms as a taco "meat" is a really good idea. It's a good idea, but the seasoning was way too salty. I might make this again, using my own salt-free taco seasoning. I made ...