"Kristen Kish never could have imagined people on the street knowing her name--not when she was a carefree softball-tossing kid, in high school working at a pretzel stand, and not even when she finally found her true calling as a chef. In those early days, becoming a chef meant tethering oneself to a restaurant and working in the back of a kitchen, not a television set. But working in the spotlight happened naturally, even if the attention was totally...