b"Why it's the soil that defines good food: join Spring Restaurant chef and Heckfield's culinary director Skye Gyngell, author of A Year in My Kitchen and How I Cook; Rory O'Connell, founder of the Ballymaloe Cookery School; Blanche Vaughan, food writer, food editor for House & Garden and Allan Jenkins, editor of Observer Food Monthly. Moderated by journalist Chloe Fox."