Mozzarella and Gruyère cheese add plenty of creaminess and umami to this flatbread, and pair beautifully with the earthiness of shiitake mushrooms, and peppery arugula leaves.
Leftovers: Wrap your leftover flatbread with Reynolds Wrap® Heavy Duty Foil or transfer to a storage container. Refrigerate for up to 3 days.
Keywords: Pizza, open face sandwich
Find it online: https://pickledplum.com/cheesy-mushroom-flatbread/