Keep the blueberries on a refrigerator shelf where the temperature remains stable. Avoid storing them in the refrigerator door because the temperature changes whenever the door is opened.
Check the berries every few days and remove any that are beginning to soften.
## A Vinegar Rinse May Help Extend Freshness
A mild vinegar rinse may help reduce mold spores on the surface of the blueberries.
Mix approximately one part regular vinegar with three parts cold water. Place the blueberries in the mixture briefly, then rinse them thoroughly with clean water.
The
