"Nothing tastes more like summer than homemade blueberry jam. With big berry flavor and a hint of cardamom, this farm fresh, small batch, blueberry jam is just the ticket!"
4. Once the foam begins to subside, begin to stir constantly. Jam will darken in color and take on a thick, syrupy consistency. It's done when it coats the back of a spoon and you can draw a line down the center of the pan that takes a moment to refill.
5. Allow jam to cool 5 - 10 minutes in the pan, then transfer to a clean glass jar or storage container. Cool the jam at room temperature for about 90 minutes before refrigerating. Chill 6 - 8 hours to thicken completely.