The best way to store shelled black walnuts for long-term preservation is in the freezer.
Storing black walnuts properly is essential to prevent their oils from going rancid. According to the provided reference, "Storing Walnuts", freezing is the optimal method for long-term storage. Here’s a breakdown:
Long-Term Storage: Freezing
- How: After shelling, place the walnut kernels in a plastic bag. Then, transfer the bag to the freezer.
- Why: Freezing preserves the nutmeats, keeping them fresh and preventing them from developing a rancid flavor. The reference indicates that nutmeats will keep almost indefinitely when stored in the freezer.
Short-Term Storage: Refrigeration
- How: Shelled black walnuts can be stored in the refrigerator.
- Why: Refrigeration is suitable for short periods if you plan to use them soon. The reference specifies that kernels can be stored for short periods in the refrigerator.
Summary of Black Walnut Storage Methods
| Storage Method | Duration | Container | Notes |
|---|---|---|---|
| Freezer | Almost Indefinite | Plastic Bag | Prevents rancidity, best for long-term storage |
| Refrigerator | Short Periods | Plastic Bag | Suitable for use within a few days or short term storage |
By following these storage guidelines, you can ensure that your black walnuts remain flavorful and enjoyable for extended periods.
