According to Item (2) of Paragraph 1 of Article 25 of the Patent Law, no patent right is granted to the rules and methods of intellectual activities.
For example: music scores, recipes, chess manuals, speed algorithms or formulas, mathematical theories and conversion methods.
Because the formula does not use technical means or natural laws, nor does it solve technical problems and produce technical effects, it does not constitute a technical scheme.
Attachment: Article 25 of People's Republic of China (PRC) Patent
Article 25 No patent right shall be granted to the following projects:
(1) scientific discoveries;
(2) rules and methods of intellectual activities;
(3) Methods of diagnosis and treatment of diseases;
(4) Species of animals and plants;
(5) substances obtained by nuclear transformation;
(six) the design of the pattern, color or the combination of the two.
The production method of the products listed in Item (4) of the preceding paragraph may be granted a patent right in accordance with the provisions of this Law.
The above is the explanation that the recipe (cooking method) cannot be patented, please adopt it!