BREWERY TOUR

Inside The Factory, 8pm, BBC2

‘I’VE never seen a machine that looks so much like an animal,’ enthuses Cherry Healey as she follows a combine harvester scooping up barley — it is, rather fascinatingly, doing so on autopilot. This week, she and Gregg Wallace are learning all about the process of making beer, and the beaming Gregg is in Britain’s biggest brewery, in Burton-upon-Trent, which produces three million pints a day.