1, the source of the name: Zhen cake is a kind of pastry made of glutinous rice flour, sugar, sesame and other materials. While retort cake is a traditional snack unique to Xi'an and Guanzhong region, steamed with glutinous rice, red dates or honey dates.

2, production method: the production method of Zhen cake is very simple, only need to mix glutinous rice flour and sugar together, add some sesame seeds, and then steamed. While the production method of retort cake is slightly more complex. First, you need to mix the glutinous rice flour and sugar together, and then add some bean paste, peanuts and other fillings. Then, put the mixed glutinous rice flour into the retort, add the right amount of water, and then steam with a strong fire can be.