Pour 4 cups of juice into pot and pour in ½ cup lemon juiceMix a quarter cup of the sugar and a package of low/no sugar pectin and add to the juice.Bring the mixture to a full boil.Add the remaining sugar and bring back to a full boil. Boil for one minute, stirring constantly.Pour into six ½ pint jars.Process in a boiling water bath for ten minutes.