Hwakwabang Premium Red Bean Set 1000g??Product Detail. Premium Roasted Sweet Potato Yokan : Starch Syrup, Sweet Potato Potato (100% Sweet Potato: Domestic), Sugar, No.1 Sweet Potato Flour (Sweet Potato 100%: Domestic), Agar (Domestic) Premium Yuja Yanggaeng : White Flour [White Flour (Spit B) {Lima beans (Myanmar)} ,sugar, polyglycitol syrup], poly..