william burroughs, bachir, his son and these musicians maintain one of the oldest still-living musical traditions on earth. ♪ >> anthony: we're invited for dinner. [ laughter ] it's family style, of course. beginning with braga, like a kefta pocket. hand-formed envelopes of dough filled with seasoned beef, baked until golden, then crisped in oil. i'm good for now. well, one more. >> bachir: mmm. >> anthony: uh oh, here we go. the main event: tagine of chicken. >> bachir: yeah, welcome, tony. >> anthony: thank you. just gorgeous. first, chipped onions, garlic,