What is the recipe?
Books or handbooks on daily diet are compiled in tables or other neat forms through scientific analysis according to the categories or systems of reference objects. The recipe making has three characteristics: 1, which is flexible and diverse: the recipe is not a fixed food collocation; 2. Scientific validity: the emergence of recipes can help people find the food they need quickly; 3. Historical value: Ancient recipes have considerable collection value and are precious historical wealth. Edit abstract