{Oven Baked} Portobello Mushroom Burger | Kid Friendly Things To Do

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Oven Baked Portobello Mushroom Burgers are a healthy twist on the traditional burger. The portobello mushroom is a meaty mushroom that easily fills a hamburger bun. If you like veggie burgers, you’ll love mushroom burgers. Come on in and I’ll share the recipe with you…

portobello mushroom burger

Oven Baked Portobello Mushroom Burger

oven baked portobello mushroom burger

This burger was a big hit. My dad and my husband who usually prefer beef hamburgers both said that the mushroom burger was delicious and filling.

portobello mushroom burger

This particular recipe has a delicious mixture of Colby-Jack cheese, tomatoes and a hint of marjoram.

oven baked portobello mushroom burger

I’ve seen plenty of other combinations that would be equally delicious. You can really have fun with different cheeses, spices and marinades on your mushroom burger

What are some good marinades for portobello mushroom burgers?

  • Balsamic vinegar, soy sauce and olive oil
  • Beef broth with or without garlic
  • Cooking sherry, olive oil, salt, and garlic
  • Worcestershire sauce, garlic powder, onion powder and olive oil

oven baked portobello mushroom burger

What are some good combination for Mushroom Burgers Toppings?

  • Goat cheese, basil pesto and tomatoes
  • Caramelized onions with feta cheese and spinach
  • Cheddar cheese, tomatoes and sweet onions
  • Colby Jack Cheese, roma tomatoes, salt and marjoram seasoning

How Do You Get the Gills Out of Mushrooms?

  • Use a spoon to scrape gills out of the mushroom. You can save the gills and cook them later. They are completely edible

How Many Calories are in an Oven Baked Mushroom Burger?

  • Portobello mushroom burgers are a much healthier choice than a meat burger. Mushroom burgers are around 35 calories compared to 240 calories for some hamburgers

baked portobello mushroom burger

How Do you make Mushroom Burgers?

  1. Remove stems and gills from mushroom
  2. Rub mushroom with olive oil
  3. Place mushrooms in a baking dish – stem side down
  4. Pour half of the broth over mushrooms
  5. Bake
  6. Flip the mushrooms over and fill each mushroom with the cheese mixture
  7. Pour the rest of the broth over the mushrooms
  8. Bake
  9. Place mushrooms on toasted buns and add your favorite toppings

Do you like vegetable dishes? Try…

Tomato and Onion Relish 

Cheesy Grilled Tomatoes 

Old Fashioned Vegetable Soup 




{Oven Baked} Portobello Mushroom Burger | Kid Friendly Things To Do

Delicious Portobello Mushroom Burgers are healthy and filling.

  • Author: Melissa
  • Prep Time: 10 minutes
  • Cook Time: 16 minutes
  • Total Time: 26 minutes
  • Yield: 4 servings 1x


  • 4 large portobello mushrooms
  • 1/2 cup of olive oil
  • 1 cup of beef broth
  • 2 Roma Tomatoes – chopped
  • 3/4 cup Shredded Colby Jack Cheese
  • 1&1/2 t of Marjoram Seasoning
  • 1/2 t salt
  • 4 hamburger buns – split

making portobello mushroom burgers


  • Preheat the oven to 425 degrees
  • Remove, and discard stems from mushrooms. Use a spoon to scrap out the gills
  • Place the mushrooms on a baking sheet
  • brush both sides of the mushrooms with olive oil – do not discard left over oil
  • Place the mushrooms stem side down in the pan
  • Pour 1/2 of the beef broth over the mushrooms
  • Bake for about 6 minutes

making portobello mushroom burgers

  • While those are baking, use a small bowl to mix the tomatoes, cheese, seasonings, and 1 Tablespoon of the remaining olive oil
  • Turn over, pour the remaining broth over the mushrooms
  • Add the cheese mixture to the inside of the mushrooms

baked portobello mushroom burger

  • Bake for another 10 minutes
  • Serving suggestion: Enjoy with Sweet Potato Fries


  • Marjoram is similar to Oregano, but more mild in flavor. If you don’t have any on hand – You can substitute it with chives, sweet basil, or oregano



~ Melissa – KidFriendlyThingsToDo.com

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