What Is The Best Way To Freeze Buttermilk?
The best way to freeze buttermilk is to pour it into an airtight container or freezer bag, leaving some space for expansion, and then labeling and dating it. Buttermilk can be stored in the freezer for up to three months. When ready to use, thaw the buttermilk in the refrigerator overnight and give it a good shake before using it in your recipe.