■½ cup Key lime juice (from about 25 small Key limes or 4 large regular limes)
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■½ cup confectioners’ sugar
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CREAM CHEESE ICING
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■½ cup (1 stick) butter, room temperature
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■1 (8-oz) package cream cheese, room temperature
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■1 (1-lb) box confectioners’ sugar
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(I used lime zest & lime juice in my icing)
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Cream the butter and cream cheese. Beat in the confectioners’ sugar until the mixture is smooth and easy to spread. Spread the icing between the layers and on the top and sides of the cake.