Zha Jiang Mian (炸醬麵), aka soybean paste noodles, is actually a very common street food in Taiwan. You may notice Korean ‘’Jajangmyeon’’ sounds quite like Mandarin Chinese ‘’Zha Jiang Mian’’ as Jajangmyeon originated from Chinese dish but then was transformed to Korean style noodles. Same in Taiwan, Zha Jiang Mian is a Northern Chinese…