It is usually known as taro mud,as its appearance reaembles that of mud.Chaozhou people's
art of making taro mud is unique. Only simple materials are required to make this tasty food product.
The 'bai he' in the name of this product comes from the skill associated with the production of this cake.
Traditional bakers call it 'solitary cake' during its production, not because they feel lonely when making it,but because the production technique is special and unique, as well as its principle. Traditional bakers call the cake 'chai he' [detached and yet together] cake or 'bai he' [all together] cake owing to its crisp skin, which has a spiral pattern spreading outwards.
When fully baked, there are layers and layers of crisp skin which can be detached from one another.
Master bakers give this unique crisp skin a beautiful name: 'bai he' crisp skin. 'Bai he' has become the generic name of a series of cakes.
Traditionally, this cake has distinctive layers which can be easily counted, making it an object of appreciation. Layers of skin can be felt when eaten.