Pungnyeon Kalguksu is a neighborhood restaurant in Seoul that serves kalguksu and kongguksu. It offers seoritae kongguksu, pat kalguksu, and myeolchi-gukmul kalguksu, and the noodles are made to order. Seating is floor-based only, and a notice states that cash payment is preferred, so check before ordering. The store is not clean, which is inconvenient for those sensitive to hygiene.