There is a charge for the menu video of the kitchen cooking machine. The recipes provided by the environmental circle kitchen cooking machine can only be used at a fixed monthly fee. A cookbook, also known as a cookbook, is a document or book that teaches people to cook food. Generally, it is a book or manual on daily diet, with information such as cooking formula, cooking steps and skills. After scientific analysis, according to the category or system of an object, it is edited into tables or other neat forms for reference.