INGREDIENTS
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1 2/3 cups all-purpose flour
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1 teaspoon baking soda
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1/4 teaspoon kosher salt
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1/2 cup unsalted butter, at room temperature
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1/2 cup granulated sugar, plus more for sprinkling
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1/3 cup packed light brown sugar
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1/2 teaspoon vanilla extract
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1 large egg
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1/2 cup plus 2 tablespoons creamy or chunky peanut butter