Portabella mushroom burger. Use an indoor grill pan like this one. Another stove option: Cook the mushrooms in a lightly oiled cast-iron or similar heavy-bottom skillet. Portobello Mushroom Burger in the Oven.

In a medium bowl, whisk together olive oil, garlic powder, mustard powder and Worcestershire. Dip mushroom caps in the mixture and place mushrooms face-down on a baking sheet. Two important things to know about portbello burgers. You can cook Portabella mushroom burger using 12 ingredients and 4 steps. Here is how you cook that.

Ingredients of Portabella mushroom burger

Prepare 2 large of portobello mushroom caps, cleaned.
It's 1 tbsp of olive oil.
You need 1 dash of salt.
Prepare 1 dash of pepper.
Prepare 2 slice of swiss cheese.
Prepare 1/2 small of onion, rings.
It's 1/2 of red pepper, seeded, roasted.
It's 1/2 of tomato, sliced.
You need 1 of avacado, sliced.
Prepare 1/4 cup of basil, tightly packed.
Prepare 2 tbsp of mayonnaise.
Prepare 2 of buns, toasted.

The key to the perfect portobello mushroom burger is the toppings. An important thing to keep in mind: portobello mushrooms have a soft texture. Sometimes they can get a little lost in the bun. In addition to cooking these marinated portobello mushroom burgers on an outdoor grill, you can also use a grill pan, like in the step by step photos below.

Portabella mushroom burger instructions

Heat grill..
Coat mushrooms in olive oil. Season..
Place mushrooms on grill cap side down first. Cook 3-4 minutes. Flip then cook another 3 minutes. Add cheese and cook 1 more minute..
Spread mayo on bun then stack the mushroom and toppings on bun..

The cast iron grill pan I used fits right over the gas burners on the stove and has ridges on one side and a flat griddle on the other side. While making your own veggie burger patties from-scratch can be complicated, these easy portobello mushroom burgers keep vegetable-forward grilling feeling simple. Meaty and rich in savory flavor, marinated and grilled portobello mushrooms make for the perfect vegetarian burgers. For this flavor-packed burger recipe, half of a roasted bell pepper is stirred into mayonnaise for a zesty sandwich. Portobello Mushroom Burger With Greek Dressing.