Contributed by Nava Atlas of VegKitchen. Makes: As many as you’d like. The easiest route to a grilled vegan burger is to simply lavish portabella mushroom caps in a good marinade and plunk them on the ...

Brush the Portobello mushroom caps with the tablespoons of olive ... Have more delicious recipes like this Stuffed Portobello ...

Portobello mushrooms are fungi that at first glance may evoke mixed feelings. Their dark, almost "dirty" cap is quite different from the pristine white of the popular button mushrooms we're used to.