Meringue Powder by OliveNation is just what you need to make perfect royal icing, meringue, and buttercream. Not only is it convenient and cost-effective, bakers often prefer to make meringue from Meringue Powder instead of raw egg whites for safety reasons. Ours tastes so authentic, no one will ever know your secret to easy homemade meringue. Meringue Powder by OliveNation is Kosher. Try baking your next meringue with it. You might never go back to whipping raw egg whites again! Meringue Powder to Egg White Conversion 1 egg white equals 2 teaspoons Meringue Powder plus 2 tablespoons water. What’s Meringue Powder? Meringue Powder is dried and urized egg whites. Bakers use it to stiffen royal icing and buttercream. Raw egg whites are an ingredient is some older royal icing recipes and Meringue Powder is a safe substitute. Meringue Powder works best in recipes that call for stiff egg whites, such as, angel food cake, lemon meringue pie, baked Alaska, mousse, and more.