Freezing buttermilk can be a great way to extend its shelf life when you can't use it up fast enough. Learn how to freeze buttermilk so you don't have to use it all at one time.
Pour the buttermilk into 1- or 2-cup freezer-safe containers and place in the freezer. Once firm, remove the cubes from the trays and store in an airtight container in the freezer.
To use: thaw completely in a dish in the refrigerator before using in your recipes.
Notes
For best results: The fat and water will separate in milk when frozen. Be sure to whisk it well once thawed to recombine.Uses: buttermilk is delicious in salad dressings and marinades as well as in baking.