Food for free? The rise of foraging in the countryside

Chris Pax, Expert Forager, gives his tips on staying safe when foraging for your food - what to look for and what to avoid.

What do you say about food that happens to be free!? Well, food foraging is become even more popular among walkers - and even famous chefs. So we sent Hannah Stokes to a cookery school, to discover the secrets of the English landscape - and, it's not without its dangers, too.