"A delicious light and buttery cookie that literally melts in your mouth...."
INGREDIENTS
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1 cup all-purpose flour
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½ cup cornstarch
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½ cup powdered sugar
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¾ cup butter, room temperature
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1 teaspoon vanilla extract
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½ cup margarine or butter, softened
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¼ cup milk
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2 teaspoons vanilla extract
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4 cups powdered sugar (more or less depending on how thick/runny you like it)