Jeongseong Sundae is a Korean restaurant across from Hadan Mokgumeong in Saha-gu, Busan, serving sundae, sundae gukbap, and sundae jeongol. The sundae jeongol is made with perilla seed powder, which thickens the broth. Diners can choose between gukbap and jeongol, and sari can be added to the jeongol. The portion of sundae is small.