Fat Daddios Meringue powder The simple ingredient for creating the perfect meringue. Fat Daddio's Meringue Powder adds body, texture, and stability to your favorite buttercream or royal icing recipe. Because sugar is the first ingredient, and not starch, it makes a great addition to angel food cakes, cookies, and mousses. Add your own flavor and color for unique creations. No Artificial Colors or Flavors, Nut Free, Kosher Certified,Halal Certified, Great taste. Professional results.