The Brasserie Burger… Juicy ground chuck patties get a delicious crust thanks to the searing power of my GreenPan cast iron collection… Add caramelized onions, mushrooms, melted Gruyère cheese, and tangy mayo-mustard sauce - all held together by a toasted brioche bun for the perfect bite. 👉Tap LINK IN MY BIO for the RECIPE! #toxinfree #nopfas #theoriginalgreenpan #bobbyflaybygreenpan