You can eat it after heating it in a microwave oven or steamer. The old flavor cake with Tianjin characteristics is the best when it is just out of the pot. When it's cool, you can use a microwave oven or a steamer to heat it before eating. Tianjin dried cake is a delicious snack, named after it is produced in Tianjin. There are many local shops that make dried cakes. Among them, the production of dried cakes in Yangcun started in the early Ming Dynasty with a long history and is the most authentic. Yangcun cake is made from dried rice flour and white sugar, which is white and delicate and tastes sweet.