Kool-Aid Jelly 1 package Kool-Aid, any flavor (no sugar added) 1 package Sure-Jell 3 cups granulated sugar 3 cups water Mix water, Sure-Jell and Kool-Aid together. Bring to a boil, stirring constantly. Stir in sugar. Stir and bring to a full rolling boil that cannot be stirred down. Boil for 1 minute, stirring constantly. Remove from heat. Quickly skim off foam with a large metal spoon. Pour into jelly glasses and seal.