How long should a keg be stored in the cooler prior to service to ensure that it doesn't foam?

Storing a keg in a cooler for at least one day before service is ideal for several reasons. When a keg is initially connected to a draft system, the beer inside needs time to chill properly. This period allows the liquid to reach a consistent temperature throughout, which is crucial for avoiding excessive foam when pouring.

When beer is introduced at a temperature that is still too warm, the carbon dioxide that is dissolved in the beer becomes less soluble, leading to over-carbonation and excessive foaming when it is poured. By allowing the keg to cool for a day, the beer stabilizes, allowing you to achieve a consistent pour without excessive foaming.

Furthermore, a longer refrigeration period helps in achieving optimal carbonation levels, improving the taste and texture of the beer. This is beneficial for both the enjoyment of the beer and the efficiency of the service.

A short storing time, like 2 hours or even 10 hours, may not provide enough time for the beer to fully chill and settle. Storing a keg for 1 week is unnecessarily long and could lead to other issues, such as staling, depending on the type of beer and storage conditions. Therefore, a one-day chilling period strikes a balance between allowing adequate cooling and minimizing any potential