Yangpyeong Sinnae Seoul Haejangguk is in Sangok-dong, Incheon. Its signature dish is Yangpyeong haejangguk, a red broth with plenty of seonji and offal. You can ask to leave out the bean sprouts or add extra offal and seonji even if it is not on the menu. At first, the offal gives off a slight smell.