INGREDIENTS
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1 3/4 cups flour
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1 teaspoon baking soda
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1 teaspoon cream of tartar
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1/2 teaspoon salt
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2 sticks (1 cup) unsalted butter, room temperature
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1 cup sugar, plus more for dusting
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1 large egg
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Freshly grated zest of 3 lemons
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1 tablespoon freshly squeezed lemon juice