Simple sugar cookies need not be boring. We love punching up their flavor with ginger, cinnamon or apricot jam, and topping them with everything from colorful sprinkles to sticky-sweet icing.
Bake the cookies, rotating the pans halfway through, until crisp, 12 to 14 minutes. Let cool completely on the baking sheets. For the icing: Beat the powdered sugar and egg whites in a large bowl ...