Published by: Gourmet Sleuth
Last Updated: 05/24/2014
Refrigerate - Buttermilk stores for weeks after the expiration date and works very well for recipes that call for buttermilk.
Freezing - Place buttermilk in 1/2 to 1 cup freezer containers. Thaw in the refrigerator. The thawed milk is appropriate for cooking but probably not for drinking.