1 16 ounce package powdered sugar (4 cups) 3 tablespoon meringue powder* ½ teaspoon cream of tartar ½ cup warm water 1 teaspoon vanilla
*Test Kitchen Tip:
Look for meringue powder in the cake decorating aisle of hobby and craft stores.
1 16 ounce package powdered sugar (4 cups) 3 tablespoon meringue powder* ½ teaspoon cream of tartar ½ cup warm water 1 teaspoon vanilla
Look for meringue powder in the cake decorating aisle of hobby and craft stores.