You may see some air bubbles or pockets of pale liquid in the cylinder. Gently pop these using a skewer, then dry the outside of the cylinder. Wrap the whole thing with one more layer of plastic wrap, and label with the date. Chill in the fridge for at least 3 hours. The butter is now ready!
Expert tip: When you store the butter, whether you are freezing it or keeping it in the fridge, make sure you keep it airtight, since dairy absorbs other flavors really easily.
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