Clean the potatoes and cut into one centimetre or so cubes. . Put the potatoes into an ovenproof dish, stir in a tablespoonful or so of olive oil and season well with salt and fresh black pepper. Put in the oven at 400°F/200°C/Reg6 and cook for 30 minutes or so turning from time to time until golden brown
Picture . Take out the oven, cover and put to one side.