INGREDIENTS
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1/2 cup butter, melted and cooled
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1 cup all-purpose flour
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1/4 cup powdered sugar
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Cooking spray
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1 cup granulated sugar
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2 tablespoons all-purpose flour
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1 teaspoon baking powder
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2 eggs, beaten
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3 tablespoons fresh lemon juice
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zest of 1 lemon
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powdered sugar, for topping