This recipe goes along with this Tuesday’s Tip for the perfect burger. (Next Tuesday’s Tip will be more grilling tips. Have to keep a good theme going!) Many professional chefs and home cooks agree that Worcestershire sauce is key to a great burger. This is because Worcestershire sauce is effectively an ancient fish sauce (it contains fermented anchovies), so it adds a sort of interesting depth of flavor or that perfect umami that enhances the basic burger to a true classic burger.