Songju fire cold noddle is the most popular brand of spicy Naengmyeon in Korea which recently became a huge trend among Youtubers because of the Spicy Noodle Challenge.
How to cook: Thaw the noodles first and separate the strands. Boil thenoodles for 50 sec. ~ 1 minute, take them out, and rinse in cold water(to bring temperature of the noodles down). Pour the broth and add spicy sauce to taste (or consume together with the broth.)