In most cases the typical recipe for a "killer Margarita" or "the best barbeque sauce ever" will not be patentable because they won't be unique enough. A design patent can offer protection for the visual components of a culinary creation.This could include the food item itself or the packaging it comes in. Patent Class 426 allows for the patenting of foods and recipes. The language of this rule covers foods and edible materials. Object of the invention: to cook rice. Yes, you can patent a food preservation method. A food preservation method is a process for preserving food and patentable as a utility patent. The background section should state the problem(s) that exist in the prior art. According to the US patenting courts, "new recipes or formulas for cooking food which involve the addition or elimination of common ingredients,