Portobello Mushroom Burger Recipe

Portobello Mushroom Burger Recipe

May 11, 2024Sanguina Inc

Looking for a quick, easy, and super tasty vegetarian recipe that'll even make meat lovers ask for seconds? You've gotta try this Portobello Mushroom Burger! This recipe proves that keeping things simple doesn’t mean you skimp on flavor. With just a few ingredients and barely any prep time, these burgers will quickly become your new favorite, whether it’s a hectic weeknight or a lazy weekend.

At the heart of this recipe are the Portobello mushrooms, which are so meaty and full of rich, savory goodness they can easily go head-to-head with traditional beef burgers, minus the meaty guilt. Whether you’re all-in on the plant-based lifestyle or just trying to get more veggies in your diet, the Portobello Mushroom Burger is your go-to for a quick, easy, and delicious meal.


  • 4 large portobello mushrooms
  • Extra-virgin olive oil
  • Balsamic vinegar
  • Tamari
  • Sea salt 
  • Ground black pepper
  • Hamburger buns
  • Lettuce
  • Tomatoes, sliced
  • Red onions, sliced
  • Pickles
  • Ketchup
  • Mayo
  • Mustard

Portobello mushrooms are a fantastic source of protein, fiber, and vitamins B6 and B12, among other nutrients. They offer a meaty texture and rich flavor, making them an ideal substitute for meat in vegetarian diets.


  1. Prep the Mushrooms: Begin by removing the stems of the portobello mushrooms and gently cleaning the caps with a damp cloth or paper towel. This prep work ensures that your "burgers" are ready to soak up all the flavorful goodness you're about to add.
  2. Marinate: Place the cleaned mushrooms in a rimmed dish. Drizzle them with a generous amount of extra-virgin olive oil, balsamic vinegar, and tamari. Season with sea salt and ground black pepper to taste. Using your hands, gently rub the mixture over both sides of the mushrooms, ensuring they are well-coated. This marinating step is key to achieving that deeply savory, umami flavor.
  3. Grill: Heat your grill or grill pan over medium heat. When it's nice and hot, place the mushrooms on the grill, gill side up. Grill them for about 5 to 7 minutes on each side. You'll know they're ready when they're tender and have beautiful grill marks.
  4. Assemble: Place each grilled mushroom cap on a warm or toasted bun. Now, this is where you can get creative – top your mushroom burger with lettuce, sliced tomato, red onion, pickles, and your choice of sauces. Whether you're a ketchup and mustard purist or looking to elevate your burger with pesto, guacamole, or chipotle sauce, the choice is yours!

By choosing portobello mushrooms over traditional meat, you're opting for a heart-healthy alternative that's low in calories and fat but high in essential nutrients. Plus, it's an excellent way to incorporate more vegetables into your diet in a way that's both satisfying and delicious.


Whether you're a devoted vegetarian or simply looking to reduce your meat intake, this Portobello Mushroom Burger is sure to hit the spot. It's a testament to the fact that healthy eating doesn't have to be boring or complicated – sometimes, it's as simple as grilling up a mushroom and piling on your favorite toppings. Give it a try and discover the joy of guilt-free indulgence. Happy cooking!

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