Food & Cooking Recipes Dessert & Treats Recipes Royal Icing with Tamara and Daniele 2.3 (16) Add your rating & review By Martha Stewart Test Kitchen Martha Stewart Test Kitchen The recipes developed by our test kitchen team have undergone a rigorous process of development and testing, ensuring that every element is optimal, from ingredient amounts to method and cooking time. This process includes triple-testing recipes to ensure they meet our high standards. The many stellar cooks and food editors who have been part of our team include Sarah Carey, Lucinda Scala Quinn, Jennifer Aaronson, Shira Bocar, Anna Kovel, Greg Lofts, Riley Wofford, Lauren Tyrell, and Lindsay Leopold. Editorial Guidelines Updated on November 21, 2017 Print Rate It Share Share Tweet Pin Email Yield: Makes about 3/4 cup Ingredients ¼ cup meringue powder ½ cup water 4 cups confectioners' sugar Food coloring (optional) Directions In a medium bowl, beat together meringue powder and water until soft peaks form. Gently stir in sugar until fully incorporated. Icing consistency can be adjusted by adding more or less water by the tablespoon. Beginning with a few drops of food coloring; mix well to achieve desired colors. Rate it Print