Apfelstrudel, or apple strudel, is a classic German dessert that is commonly found on menus in Berlin. It is made from thinly sliced apples, raisins, and cinnamon, which are wrapped in a flaky pastry dough and baked until golden brown. Apfelstrudel is often served warm, with a dusting of powdered sugar and a side of vanilla sauce or ice cream. It is a delicious and comforting dessert that is perfect for apple lovers.