Wilton High Humidity Icing Zoom

High Humidity Icing Recipe

Summer's high humidity can make your icing and piped decorations wilt and droop. This recipe will help them stay fresh and pretty!
Makes: About 3 cups
Skill Level:

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Step 1

In large bowl, beat shortening and butter with electric mixer until light and fluffy. Add vanilla; mix well. Combine sugar and cornstarch. Gradually add sugar mixture, one cup at a time, beating well on medium speed. Scrape sides and bottom of bowl often. When all sugar mixture has been mixed in, icing will appear dry.

Step 2

In small bowl, combine milk and whipped topping mix powder; stir well. Add to icing mixture; beat at medium speed until light and fluffy.

Step 3

Keep icing covered with damp cloth until ready to use. For best results, keep icing bowl in refrigerator when not in use. Refrigerated in an airtight container, this icing can be stored 2 weeks. Re-whip before using.

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solid vegetable shortening

1/2 cup solid vegetable shortening


1/2 cup (1 stick) butter (softened)

clear vanilla extract

1 teaspoon clear vanilla extract

confectioners' sugar

4 cups confectioners' sugar (sifted)


2 tablespoons milk

dry whipped topping mix powder

5 teaspoons dry whipped topping mix powder


3 tablespoons cornstarch

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