Cimpa are a variety of related cakes cooked by the Karo of North Sumatra, made of rice flour, coconut and palm sugar.Four varieties of cimpa are produced: Cimpa tuang - made from rice flour, grated coconut, palm sugar, and water. The mixture is made into a batter, which is fried like a pancake Cimpa unung-unung - made from purple glutinous rice flour, grated coconut, palm sugar, and water.