Today, October 21, 2014, is National Pumpkin Cheesecake Day. Cheesecake is a sweet dish consisting of one or more layers. It may be baked or unbaked. Cheesecake is usually sweetened with sugar and may be flavored or topped with fruit, whipped cream, nuts, fruit sauce, and/or chocolate syrup. Cheesecake can be prepared in many flavors including pumpkin.