A: The best way to store miso, considered a living food, is to keep it in the refrigerator. If you would like to store it in a freezer, the temperature must stay higher than 25F or -5C. The miso will not freeze and the aroma and flavor will not go away, if it is only stored in the freezer for a few months.

Does miso paste need to be refrigerated after opening?

There is no need to refrigerate unopened miso.

Once you open the package, make sure it's always sealed tightly when not in use. When it comes to where opened miso should be stored, there are two options. ... If the label doesn't urge you to refrigerate the paste after opening, feel free to keep it in the pantry.

How long can miso unrefrigerated?

The shelf life is long, about 2 months in room temperature and 1 year or more in refrigerator. Also, there is a square paper under the top. That paper prevents oxygen from coming into miso and affecting it, so that it's better not to throw it away!