How long do cashews last once opened?
Cashews (roasted cashews, opened) keep 4 weeks in the fridge.
Fridge
After opening
4weeks
Freezer
No known time
-
Pantry
1-2weeks
Mine has been in the fridge for
Refreeze after thawing in the fridge?
- United States
- Yes
- United Kingdom
- Only after cooking
How long do cashews last in the fridge?
- Roasted cashews, opened4 weeksAfter opening
Your fridge should be set between 0 and 5°C.
Refrigerators should be set to maintain a temperature of 40 °F or below.
Other forms
| Form | Fridge | Freezer | Pantry |
|---|---|---|---|
| No shell | 6 months | 12 months | 2-4 weeks |
| Roasted cashews | - | - | use-by date on package |
| General guidance | - | - | - |
Sources
We always show the most cautious time among official sources. Last checked: 1 October 2026.