Our choices regarding what we eat involve every essential aspect of our human nature: the animal, the sensuous, the social, the cultural, the creative, the emotional and the intellectual. Thinking seriously about food requires us to consider our relationship to nature, to our fellow animals, to each other and to ourselves. So can thinking about food teach us about being virtuous, and can what we eat help us to decide how to live? The philosopher is joined by the Michelin-starred chef-patron of The Walnut Tree. They talk to John Mitchinson.