"America's Test Kitchen..."
INGREDIENTS
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2 cups all-purpose flour
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2 tablespoons sugar
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2 teaspoons baking powder
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1/2 teaspoon baking soda
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1/2 teaspoon salt
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2 cups buttermilk
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3 tablespoons unsalted butter, melted and cooled
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1 large egg
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vegetable oil, for the pan