"Chestnuts roasting in an apartment oven," or however the classic Christmas song goes. While you might not want to fuss with an open fire, you can still cook up the holiday season's favorite snack ...

Start with a preheated oven set to 200C/gas mark 6. Then, take 600g of chestnuts ( in their shells) and use a sharp knife to make a cross on top of each one. Place the scored chestnuts on a ...