The secret to perfectly decorated sugar cookies for the holidays is royal icing. This recipe, which is easy to work with and sets quickly, uses confectioners' sugar, pasturized egg whites, and cream of tartar. Use this royal icing for frosting our Citrus Sugar Cookies.

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Ingredients

Ingredient Checklist

Directions

Instructions Checklist
  • Using an electric mixer on low, combine confectioners' sugar, egg whites, and cream of tartar; beat on high until icing is whipped and opaque, about 2 minutes. Thin with water as needed to make a stiff but spreadable icing.

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