Shelf Life Tips
- How long does an unopened container of pesto that has been sold refrigerated last? The exact answer depends to a large extent on storage conditions - to maximize the shelf life of pesto, keep it refrigerated at all times.
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How long does an unopened container of pesto that has been sold refrigerated last in the fridge? Unopened pesto will generally keep for about 1 to 2 weeks after the date on the container, assuming it has been continuously refrigerated.
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To further extend the shelf life of pesto, freeze it: Unopened pesto may be frozen in its original packaging.
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How long does pesto last in the freezer? Properly stored, pesto will maintain best quality in the freezer for about 4 months, but will remain safe beyond that time.
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The freezer time shown is for best quality only - pesto that has been kept constantly frozen at 0°F will keep safe indefinitely.
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How can you tell if pesto is bad or spoiled? The best way is to smell and look at the pesto: if pesto develops an off odor or flavor, or if mold appears, discard the pesto.
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Sources: For details about data sources used for food storage information, please click here
