There are very few culinary experiences that come close to a satisfying bite into a juicy, hearty, indulgent burger, and there is no reason that plant-based foodies should miss out on that experience.

large portobello mushroom caps (about 1 1/4 pounds) Clean the mushroom caps by wiping away any dirt and cutting off any remaining stem with a paring knife. Scrape off the gills on the underside of ...