Shelf Life Tips
- How long does an unopened jar of marmalade last? The precise answer depends to a large extent on storage conditions -to maximize shelf life, store in a cool, dry area.
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How long does an unopened jar of marmalade last at room temperature? Properly stored, an unopened jar of marmalade will generally stay at best quality for about 2 years.
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Is unopened marmalade safe to use after the expiration date on the jar? Yes, provided it is properly stored and the jar is undamaged - commercially packaged marmalade will typically carry a Best By," "Best if Used By," Best Before, or "Best When Used By" date but this is not a safety date, it is the manufacturer's estimate of how long the marmalade will remain at peak quality.
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Storage time shown is for best quality only - after that, the marmalade 's texture, color or flavor may change, but in most cases, it will still be safe to consume if it has been stored properly, the jar is undamaged, and there are no signs of spoilage (see below).
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How can you tell if marmalade is bad or spoiled? The best way is to smell and look at the marmalade: if the marmalade develops an off odor, flavor or appearance, or if mold appears, it should be discarded.
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Sources: For details about data sources used for food storage information, please click here
