Steve Whitehead’s stall is a legend at Parliament Hill market on Saturday and Marylebone on Sunday with more than 20 varieties of potatoes and best advice on what to salad and what to roast. Belle de Fontenay or Blue Anneliese? There are some recipes and suggestions online here. Steve was brought up near the farm at Morghew Park, in Tenterden, Kent. The soil is said to be the bed of the old river Rother and is companion planted along with rape – sold also as British virgin rape seed oil – and also their own flour. Potatoes are available online by way of subscription, or one off order 5kg, minimum £20, dug to order.