Billingsgate trader Roger Barton heads to Mexico City's Central de Abasto, the largest food market on the planet. Unfortunately for him, there's not a single fish in sight. Show more
Discover 11,128,835 listings and 277,927 playable programmes from the BBC
Billingsgate trader Roger Barton heads to Mexico City's Central de Abasto, the largest food market on the planet. Unfortunately for him, there's not a single fish in sight. Show more