At holiday-themed parties all over, people are subjected to dry, crumbly, bland sugar cookies. But this year, I want to give you the gift of soft, buttery, flavorful sugarcookies. And there's one ingredient that has the power to transform your sugar cookies from forgettable to fabulous: cream cheese. Yes, you read that correctly. The secret to achieving perfect sugar cookies is simply adding a bit of cream cheese. “What does cream cheese do to cookies?” you might ask. Read on for all of the answers.