Dunkable treats are a type of snack that can be dipped into a liquid, such as milk or coffee. The two most popular dunkable treats are donuts and Oreos. Donuts are a type of pastry made from deep-fried dough and often topped with icing, sprinkles, or other decorations. Oreos are a type of sandwich cookie consisting of two chocolate wafers filled with a sweet cream filling. Both donuts and Oreos are popular treats for dunking in milk or coffee.