Italian beef is "still considered a Chicago-style food," said Joe Buonavolanto III. His family's Buona restaurant chain hopes ...

creamy au jus sauce, and a layer of grilled mushrooms, all stacked on a warm, toasty bun—can enjoy the classic from April 1 through June 2. Fans were so upset when the hamburger was removed from menus ...

au jus sauce and “a generous layer” of grilled mushrooms, all served on a toasted bun, a product description says. Whataburger’s Mushroom Swiss Burger is back on menus from April 1 through ...