You can easily find a terra cotta disk ... The terra cotta will absorb moisture from the air and help to soften the brown sugar. Many people place a terra cotta bear inside their sealed container ...
For all of these methods, it will take a day or two for the brown sugar to absorb the moisture and resoften. If you don’t have a day or two to spare, you can quickly soften brown sugar by microwaving ...
Others swear by placing apple slices in brown sugar to keep it soft, but you can’t leave those in the container for very long (they’ll decompose), and it's much messier, in our experience.
Plus, they are reusable so you can keep them around for years for this purpose alone (though do have one on hand to soften brown sugar, too).
An airtight container or resealable plastic bag can help limit air exposure and keep the sugar from drying out, but sometimes you need additional help to keep it soft and scoopable. As silly as it ...
One thing that can derail your ... it’s best to store brown sugar in a cool, dry space, and in an airtight and moisture-proof container such as a secure resealable bag, or a glass or plastic canister ...