The raw materials of pudding include gelatin powder, fish glue powder, agar (foreign vegetables), gelatin tablets, mousse powder (mold powder), jelly powder, pudding powder, etc. They are gelatin powder, fish glue powder, and gelatin powder that can solidify.

Pudding generally refers to the food that is solidified into solid form from paste like materials, such as Christmas pudding, bread pudding, Yorkshire pudding, etc. Common preparation methods include baking, steaming, baking, etc. In a narrow sense, pudding is a semi solidified frozen dessert, mainly made of eggs and milk yolk, similar to jelly. In Britain, the word "pudding" can mean any dessert.