Swede and sweet potato make a lighter mash for this British classic – buy the best quality pork sausages and roast them in the oven without any extra oil. Ingredients 8 good-quality pork sausages 500g/1lb 2oz swede, peeled and diced 500g/1lb 2oz sweet potato, peeled and diced 50g/1¾ oz butter 100g/3½ oz half-fat crème fraîche […]