Hello, you can apply for a patent. You should formulate written materials on the formula, process, and characteristics of the secret recipe, and then send these materials to the Patent Application Office to apply for a patent. This situation falls within the scope of invention patents. If you are applying for a personal patent, you need to pay a personal patent application fee of 2,310 yuan. If you are applying for an organizational patent, you need to pay a patent application fee of 6,950 yuan. Such a patent application generally takes more than two years. .