Kremówka, also known as Napoleonka, is a classic Polish pastry that is a must-try in Krakow. It consists of layers of flaky puff pastry filled with a rich and creamy custard or whipped cream. Kremówka is often dusted with powdered sugar and is a delicious and indulgent dessert that pairs perfectly with a cup of coffee. It is a true delight for pastry lovers.