Portobello Mushroom Burgers By Britt Shoffner May 14, 2020 Portobello Mushroom Burgers are the perfect flavor-packed option for vegetarians and friends of vegetarians! Chef Britt shows you how to put it all together in less than 30 minutes! Read more Posted in Recipes, Videos, Veggies, Burgers, Simple Grilled Recipes, Burger Series, Gas Grill Recipes and Napoleon Gas Grill Recipes