Food design is a new interdisciplinary subject. In the Netherlands, France, the United States and other countries, the academic research and practical application of food design have been developed. By contrast, research of Food Design in China is still in its infancy. Firstly, This paper summarizes the history of food design, secondly discusses the current category and three focuses of this discipline. Then draw a conclusion of the designer role, and finally predicts the development prospect of the subject to provide reference for academic research on Food Design.