in approximately 1816, "jeong hak-yu", the second son of "jeong yak-yong", a prominent politician and scholar of joseon dynasty at the time, wrote a poem called "nongga wollyeongga" (농가월령가). this poem, which is an important source of korean folk history, describes what ordinary korean farming families did during each month of a year. in the description of the month of august, the poem tells of a married woman visiting her birth parents with boiled dog meat, rice cakes, and rice wine, thus showing the popularity of dog meat at the time (ahn, 2000; seo, 2002). "dongguk sesigi" (동국세시기), a book written by korean scholar hong seok-mo in 1849, contains a recipe for bosintang including a boiled dog, green onions, and red chili pepper powder.