Cost-Cutting Kitchen Remodeling Ideas. There's a new breed of homeowners redefining the way homes are built: creative individuals who thrive on the challenge of finding inexpensive materials and using them in innovative ways.
1 To freeze butter, wrap tightly in heavy-duty aluminum foil or plastic freezer wrap, or place inside a heavy-duty freezer bag. Frozen  salted butter will generally keep longer (up to 9 months for best quality) than unsalted butter (5-6 months for best quality).
According to the USDA, butter (opened or unopened) can be kept in the refrigerator for one to three months. 1  It can also be frozen for up to a year. The taste and texture will change considerably after that point, so aim to only buy as much as you think you can use within a year.