INGREDIENTS
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2 large eggs
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1/2 cup sugar
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2 teaspoons grated lemon zest
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2 tablespoons lemon juice
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1 teaspoon vanilla extract
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Pinch of salt
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1 cup all-purpose flour
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2 teaspoons baking powder
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8 tablespoons (1 stick) unsalted butter, melted and cooled
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Confectioners' sugar, optional