Cheese baguette of course!
Annoyingly, whoever put this on YouTube managed to miss the first couple of seconds. Allow me to fill the gap - one of the builders asks "what sandwich have you got today?" and they all answer thus:
A legendary clip me thinks. It opened up a whole new world of Chemin' the Fat to an international audience (some more enthusiastic than others!).
I'm about to ride the bike up to Birmingham Airport to catch a flight to the Mothership. Still not sure what I'm going to do with the bike helmet. Hope the ride's not too cold.