Polenta (frozen) keeps about 12 months in the freezer at 0°F (−18°C).
| Situation | Keeps for |
|---|---|
| Freezer | 12 months |
| After thawing · fridge | 5 days |
About 12 months, according to USDA FoodKeeper v128, stored as follows: keep frozen at 0°F (−18°C) until you're ready to use it.
Polenta (frozen) is shelf-stable at room temperature: keep frozen at 0°F (−18°C) until you're ready to use it. Refrigerating it mainly preserves quality rather than safety.
Look for: Heavy ice crystals or freezer burn; Dry, discoloured, or leathery patches; An off smell once thawed; A package that clearly thawed and refroze. Never taste something to test it — when in doubt, throw it out.
Yes — USDA FoodKeeper v128 gives about 12 months in the freezer at 0°F (−18°C). Frozen food stays safe indefinitely; that window is about quality, not safety.