客家飲食文化是中國飲食文化的一部分，更是人類歷史、社會與文化的累積。本研究首先透過次級資料分析法及半結構式深度訪談法蒐集三義地區客家飲食文化之相關資料，再應用紮根理論之編碼技術萃取客家飲食傳統元素，並透過主軸編碼及選譯性編碼得到客家飲食融合及發展元素，解析客家飲食文化之演化，探討三義未來客家飲食文化的傳承與發展。三義客家飲食文化演化模式探討之結果，正可呼籲客家飲食文化應鞏固客家傳統元素，並且融合健康養生概念，朝向客家綠色飲食文化之永續發展方向演進，傳承發揚客家傳統飲食文化。

Hakka dietary culture is not only a part of chinese dietary culture, but also the accumulations of the culture for the times and a glimpse of the historical, social and cultural change. In this research, firstly, the methods of secondary data analysis and semi -structured in-depth interview were used to collect the secondary data and first hand data. Then, the characteristics of Sanyi Hakka traditional dietary culture also could be extracted and coded by ground theory. The elements of convergence and development could be got by axialrespectively as well. Concluded the research of the evolution of the Sanyi Hakka dietary culture, the excellent traditions of Hakka dietary culture should be inherited and reserved towards the sustainable development of the green dietary concept of healthy improvement.