Homemade blueberries without sugar in cranberry juice is a simple recipe.
Categories: Compotes
It is known that cranberry juice is an excellent natural preservative. See below for a simple recipe for making blueberries in cranberry juice without sugar.

Photo: blueberry.
Boil blueberries with juice for 3-5 minutes, pour into sterile jars and roll up with sterile lids. Turn the jars upside down until completely cooled.