Miso is a fermented paste made from soybeans or cereals and sea salt that serves as a condiment to many dishes in Japanese cuisine.
White miso or shiroimiso is the miso with the least fermentation among the different types of miso that exist, the duration is one year which gives it a sweeter and smoother flavor than the rest.
Our white miso is recommended as one of the best on the market as we can see in this link Miso, a great source of flavor