Japchae (also spelled "chapchae") is a Korean dish that is based on slippery, resilient sweet potato noodles (sometimes mung bean noodles are used, but they have a more tender texture).
Because the gochujang (Korean chilli paste ... While the chicken is simmering, peel the carrot and potatoes. Cut the carrot into 2cm (⅞in) pieces and the potatoes into 3cm (1¼in) chunks.