"Simple cornbread baked in a cast iron skillet...."
INGREDIENTS
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1¼ cups yellow cornmeal 1¼ cups all-purpose flour 2 tablespoons granulated sugar 1½ teaspoons baking powder ½ teaspoon baking soda 1¼ teaspoons kosher salt 1¾ cups buttermilk 1 egg 4 tablespoons unsalted butter, cut into