Fine dining and the accolades of Michelin stars once meant chandeliers, white tablecloths, and suited waiters with elegant accents. The stuffy attitude and often scant portions were the punchlines of sitcom jokes-it was unthinkable that a gourmet chef would stoop to plate a burger or a taco in his kitchen. And yet today many of us will queue up for a seat at a loud, crowded noodle bar or eagerly seek out that farm-to-table restaurant where not only...