In a blender or food processor, cover and process fruits and cherry juice in batches until smooth. Transfer to a large stockpot; stir in pectin and bring to a rolling boil over high heat, stirring frequently. Add sugar and return to a rolling boil. Boil for 2 minutes, stirring constantly. Remove from heat. Pour into jars or plastic containers. Cover and let stand overnight or until set, but not longer than 24 hours. Refrigerate up to 3 weeks or freeze up to 1 year.