The most abused aspect of kosher food meaning is that it can only be applied to meat. Indeed, it consists of all food groups, including grains, dairy products, beverages, and processed foods. Such agencies, as the Kosher Certificate, make sure that all the phases of manufacturing are under control, allowing businesses and users to be sure in their purity. https://koshercertifications.hashnode.dev/kosher-food-meaning-explained-clearly-for-everyone