umbria. but lazio has fed rome for centuries and every part of the sheep and pigs raised here is put to use in kitchens across the city to make deeply flavoursome food. to start my journey i'm catching up with my old friend claudia. she's lived here virtually her whole life... >> there you are. >>...and her cardinal rule for good food is'when in rome, eat as the romans do.' >> are you ok? >> i'm good. you ok? >> good. >> i'm so happy to see you. >> it was a long time. >> it was a long time. somehow almost 30 years has slipped by since we first became friends when we worked on a movie here together. >> i think that you came first time for a... >> well the very first time was like'95. >> no i think'93 because it was the undercover blues. >> i didn't know i was that old. >> i know, me neither. let's not mention it. (laughter) >> claudia wants to take me for a classic roman pasta lunch but with an hour to kill we decide