8. Portabella mushroom burgers
Planning something around Portabella mushrooms is one of the easiest ways of throwing a convincing vegan barbecue. For Portabella mushroom burgers, you simply need to coat the mushroom caps in the marinade and pop them on the grill. You can even buy the marinade ready-made – teriyaki works well. Once you have your mushroom caps grilled, you put them between toasted buns and serve.