Deck the halls, hang the mistletoe, and preheat the oven. ‘Tis the season for Christmas baking, which means it’s time to inundate your kitchen counter and colleagues’ desktops with an array of cookies, bars, and other sweet treats. Most supermarkets cater to holiday baking enthusiasts by offering huge discounts on staples like flour, sugar, and the requisite bag of chocolate chips, so stock up the pantry and try adding a few new recipes to your…