Exploring Sugar Cookies: Evolution of a Sweet Treat

(via delishably)   True sugar cookies require a leavening agent—a baking substance that, when mixed with liquids and bolstered by the heat of the oven, creates bubbles. Bubbles magically transform dough from flat and hardened to soft and pillowy—everything that a splendid sugar cookie should be.  Delishably explores the history of Santa’s favorite snack.