Namdo has developed recipes for various foods based on various agricultural and fishery products. In particular, food suitable for the characteristics of various Rituals that people go through in their lives was determined and passed down to women.

Choe Yeong-ja passed down the functions of Ritual food from Yi Yeon-chae's family and formed the Namdo Ritual Research Association. It also has a variety of cooking techniques ranging from waste bags, Ritual foods, eumcheongs, early fruits, storage dishes, Korean traditional sweets, medicinal herbs, rice cakes, and traditional liquor.

Yi Ae-seop learned about his mother's cooking skills when he was young, and entered the Ulsan Kim clan, a famous family in Honam area, to display his skills in wedding food, and in bedclothes. Lee Ae-seop has exquisite skills in traditional waste bag and ibaji dishes among Ritual foods in Namdo. Cultural assets of Gwangju (2010)