Blueberry Wine Jam - cooking recipe

Ingredients

10 ounces frozen blueberries, unsweetened
4 cups sugar
2 cups berry wine
2 tablespoons frozen orange juice concentrate
2 (1 1/2 ounce) envelopes liquid pectin

Preparation

Prepare jars, lids and bands.
Mash thawed blueberries. Mix with sugar, wine, and orange juice concentrate.
Cook over high heat, stirring to dissolve sugar.
Bring to a boil and let boil very hard for 1 minute, stirring constantly.
Remove from heat and pour in pectin. Stir and skim for 6 minutes.
Pour into prepared jars leaving a 1/4\" headspace. Process in a boiling water bath for 10 minutes. Asdjust time according to your altitude.