Kool-Aid Tie Dye Recipe #1 : 1/2 cup white vinegar 1/2 cup water 2 pkg unsweetened drink mix (Kool-Aid) - dark colors work best. Place ingredients in saucepan. Heat to boiling. Simmer for 20-30 minutes. Cool and place each color in a separate squirt bottle. May be stored in refrigerator for several weeks. read more