What are the materials and tools for making top cakes?

Top cake-set up the cooker, and set up a small pocket steamer in the cooker, which can be eight inches long and about three inches in diameter, leaving a small bowl-shaped space in the hollow. When steaming, insert a Xiao Mu pestle into the steaming drum from bottom to top, and the round head of the wooden pestle just becomes the bottom of the bowl-shaped space. Then put the rice flour with moderate humidity (steamed to half cooked in advance) into a bowl and scrape it flat. Add brown sugar, scrape, cover and steam in a bowl. It will be inflated in about a minute. After taking out the wooden pestle, a pot-shaped "top cake" with a diameter of 1 inch appeared. Its quality is loose, sweet but not waxy, which is suitable for all ages in Xian Yi.