Differently from sushi topped with mackerel, Mehari-zushi refers to sushi made through processes of wrapping vinegared rice (or white rice) with lightly pickled leaf mustard as it is, and is formed so as to be suitable for carrying like rice balls.
鯖の寿司と違い、酢飯（又は白米）をそのまま高菜の浅漬けの葉で巻き、おにぎりのように持ち運び用に適したものにした寿司。