'Packet of crisps': Ex-official slams UK's Brexit trade plans The former top civil servant in Britain's Department for International Trade has compared Trade Minister Liam Fox's approach to Brexit to swapping a three-course meal for a packet of crisps, as Fox makes a major speech on the subject. Martin Donnelly says Britain will "not get anything like" the same market access that it currently has in the European Single Market, and says government strategy is based on "wishful thinking". IMAGES AND SOUNDBITES