It combines two kinds of coconut: land coconut and water coconut. While water coconut is used to make the cover for the cake, land coconut is used to make the fillings.
The cover of the cake is made of coconut leaves while the fillings include sticky rice flour, banana or mung beans, black beans, coconut flesh, some salt and sugar.
Although the ingredients are simple, the method to prepare the cake is rather time-consuming and complicated.
When eating the cake, people feel the harmony of coconut leaf, coconut flesh, sticky rice, and beans.