Sugared Blackberries - cooking recipe

Ingredients

3 cups blackberries (fresh=3 cups or 3/4 pounds if frozen, thawed and drained)
3 cups sugar
1/2 teaspoon kosher salt

Preparation

Mash berries with sugar and salt in a bowl with a potato masher until berries are liquified and sugar dissolved. (Do NOT put berries in the blender! The seeds impart a bitter taste!).
Let stand, covered and chilled, 3 days to allow the flavours to blend, stirring once a day.