Gethin Jones delivers the ultimate guide to a countryside winter featuring wildlife, food, gardening and outdoor adventure, all brought to you by a selection of favourite BBC faces. In this episode, Nigel Slater shows us how to cook a cheap supper for a cold night, a lamb hotpot. Paul Martin gets some tips on how to make cheap planters for home-grown food, and Ellie Harrison takes a dip in the wintery waters of Loch Voil in Scotland.