- How long does frozen puff pastry last? The precise answer to that question depends to a large extent on storage conditions - keep puff pastry frozen at all times.
Properly stored, frozen puff pastry will maintain best quality for about 10-12 months in the freezer, although it will usually remain safe to eat after that.
Is frozen puff pastry safe to eat after the expiration date on the package? Yes, if properly stored - commercially frozen puff pastry 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 puff pastry will remain at peak quality.
How long will frozen puff pastry remain safe to eat? Frozen puff pastry that has been kept constantly frozen at 0°F will keep safe indefinitely, as long as it has been stored properly and the package is not damaged.
How to tell if frozen puff pastry is no longer good? If dry spots or discoloration have developed on the frozen puff pastry, freezer burn has begun to set in - this will not make the puff pastry unsafe to eat, but it will harm the texture and taste.
Sources: For details about data sources used for food storage information, please click here