This dissertation is a study on the dietary culture of Yuan Dynasty in China and that of Koryo Dynasty in Korea. Yuan Dynasty had some professional books about its dietary culture, and gives us comparetively comprehensive knowledge of the culinary art and foods used in those days. But Koryo Dynasty had few books about its dietary culture. Therefore, we had to collect information found here and there in miscellaneous books belonging to other categories, such as history, literature, medicine, etc. and arrange them in systematic orders. Here are some conclusions of the study.