INGREDIENTS
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1/2 cup sugar
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1/2 cup butter, melted
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1 1/2 cups all-purpose flour
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1/4 teaspoon salt
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1 white cake mix
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Egg whites, oil and water for cake mix
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Zest of one lemon
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1 8-oz. package cream cheese, at room temperature
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2 cups powdered sugar, plus more for dusting
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Juice of one lemon (about 1/4 cup)
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1 cup heavy whipping cream