Food Storage - How long can you keep...


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2-3 days
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10-12 months



  • How long do raw mustard greens last? The precise answer to that question depends to a large extent on storage conditions - keep raw mustard greens refrigerated.
  • To maximize the shelf life of raw mustard greens, refrigerate in plastic bag and do not wash until ready to use.
  • How long do raw mustard greens last in the fridge? Properly stored, raw mustard greens will typically last for 2 to 3 days in the refrigerator.
  • Can you freeze mustard greens? Yes, to freeze: (1) Wash greens thoroughly and cut off woody stems; (2) Blanch (plunge into boiling water) for two minutes and chill quickly in ice cold water; (3) Drain off excess moisture, package in airtight containers or freezer bags and freeze immediately.
  • How long do mustard greens last in the freezer? Properly stored, mustard greens will maintain best quality in the freezer for about 12 months, but will remain safe beyond that time.
  • The freezer time shown is for best quality only – mustard greens that have been kept constantly frozen at 0°F will keep safe indefinitely.
  • How to tell if raw mustard greens are bad or spoiled? The best way is to smell and look at the raw mustard greens: discard any raw mustard greens that have an off smell or appearance; if mold appears, discard the raw mustard greens.

Sources: For details about data sources used for food storage information, please click here

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