​This is a great recipe for this time of year while chestnuts are falling from sweet chestnut trees (if you can get them before the squirrels) though you can always cheat by getting ready cooked vac packed ones. 450g/1lb braising steak 30ml/2tbsp plain flour seasoned with salt and freshly milled black pepper 45ml/3tbsp rapeseed or sunflower oil 1 red onion, peeled and sliced 100g/4oz peeled chestnuts, halved 300ml/½pint stout 150ml/¼pint beef stock 5ml/1tsp brown sugar 5ml/