Chefmaster Gel Food Color, 1-Ounce, Royal Blue Used to color icings, buttercream, fondant, Gum paste, cookie dough A rainbow of colors is available from Chef master, ready to blend together for creating your own custom shades By adding just a small amount of this concentrated formula you can achieve the exact shade you want without watering down your product Certified kosher by united states k of los Angeles, California; Rabbi Yehudah Bukspan, supervisor Manufactured in an AIB (American institute of baking) approved facility