The goal of our research is to explore the significance of the Hakka dietary culture from an ethnographic perspective. We employed participant observation and in-depth interview methods to collect data from local informants. Based on qualitative analysis we developed five categories to interpret the Hakka Dietary Culture in Hsinchu: (1) Explore regional influences from the aspect of living in a barren region. (2) Show the pragmatic characteristics of Hakka cuisine using the essence of Hakka cooking. (3) Express the Hakka diet through cultural image. (4) The reflection of etiquette and customs of through Hakka dietary culture for different occasions. (5) The creation of new kinds of Hakka cuisine. Finally, the significance of the modern Hakka dietary culture is reflective of the cultural transformation from tradition to modern. We also discuss the future of conservation and development of the Hakka dietary culture.