How do you clean portobello mushrooms?

First, pop out the stems or chop them off with a knife and discard. Gently scrape out the gills on the bottom of the mushrooms (optional, but recommended). Lastly, use a damp paper towel to gently wipe off the top and bottoms of the mushrooms.

Can you bake portobello mushroom burgers instead?

Yes! Once the mushrooms are in a shallow baking dish with the marinade, pop them into a 400ºF oven for 15 minutes. Flip and bake for an additional 10 minutes, making sure to brush extra sauce on top

Can you grill portobello mushrooms ahead of time?

Yes, the cooked mushrooms will stay fresh in an airtight container in the fridge for 3 to 5 days.

Vegan Portobello Mushroom Burger

Description

Fire up the grill! This Vegan Portobello Mushroom Burger recipe is a summer staple that tastes meaty and juicy. Plus, they’re easier to prepare and cook than any other veggie burger!

Ingredients

Burgers:

4 portobello mushrooms, stems removed and tops gently wiped
3 tablespoons balsamic vinegar
1 tablespoon tamari
1 tablespoon oil
1 teaspoon steak seasoning (I use Montreal steak spice)
1/2 teaspoon italian seasoning
1/4 teaspoon chili powder
1 fresh garlic clove, minced

For serving:

4 hamburger buns (buttered and grilled optional)
Mixed greens or lettuce
Sliced tomatoes
Jarred roasted red peppers or pickled peppers (both delicious)
Thinly sliced red onions
Vegan pesto mayo (Recipe below)

Pesto (mix in a bowl)

3/4 cup vegan mayonnaise
2 to 3 tablespoons vegan pesto
Squeeze of lemon juice (to taste)

See notes and above post for more topping ideas!!

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Instructions

Marinate Mushrooms: Place the prepared mushroom caps smooth side up in a rimmed baking pan. Whisk the marinade ingredients together in a small bowl. Brush the marinade generously all over the mushrooms, let sit at room temp to marinate while you prep the rest of ingredients - 10 to 15 minutes.
Preheat grill: Preheat bbq grill or indoor grill to medium heat - 350° to 400° When hot brush grill with oil.
Cook: Place mushrooms on grill and cook for 4 to 6 minutes on each side or until tender, brush with any remaining marinade as you go. If topping mushrooms with cheese do so in the last couple minutes of cooking to melt. Toast buns on the grill at this time also. For baking instructions see notes*
Build your burger: Add mushrooms to buns with all the fixins. Enjoy! Photos, FAQ, suggestions and more in above post.

Notes

Optional add ins or subs: vegan ricotta, pickles, vegan cheese, tofu bacon, grilled pineapple, mustard, ketchup, etc..
To bake mushroom burgers:Once marinated place on parchment lined pan. Bake at 400ºF for 15 minutes. Flip and brush with any remaining marinade and bake for an additional 10 minutes.
Mushroom marinade easily doubled!
Gluten free: use gluten free hamburger buns
Store: cooked mushrooms will keep in a container in fridge for 3 to 5 days
Nutritional chart is for mushrooms and marinade only and is approx.

Prep Time: 20 Minutes
Cook Time: 12 Minutes
Category: Mains, Gluten free
Method: Grill or bake
Cuisine: American, Canadian

Keywords: vegan portobello mushroom burger, portobello burger, grilled portobello mushroom burger