What To Store It InTo store butter in the freezer, it can be wrapped in plastic freezer wrap or foil to maintain freshness. You can also keep butter in its original carton and seal inside a plastic freezer bag before freezing.
How Long Will It Stay Fresh?Salted butter will still be fresh for up to 12 months in the freezer, while unsalted butter will maintain freshness in the freezer for 4 months.
How To Thaw Frozen ButterFrozen butter will thaw in about 6-7 hours once placed in the refrigerator, or you can submerge it in a sealed plastic bag in cold water. This method will thaw frozen butter within an hour!
Short on time? Thaw butter quickly by defrosting it in the microwave for 10-second increments at low power until it's just softened, flipping it periodically for an even thaw. You can also grate frozen butter using a cheese grater to thaw it quickly for immediate use.