Chimney Cake, also known as Kürtőskalács, is a popular sweet treat in Budapest. It is a cylindrical-shaped pastry made from sweet dough that is rolled in sugar and then baked until golden and crispy. The chimney cake is often served warm and can be enjoyed plain or with various toppings such as cinnamon, nuts, or chocolate. It is a delicious and indulgent dessert that is worth trying.