How to Make It
Coat bottom and sides of a 10-inch cast-iron skillet with bacon drippings; heat in a 450° oven.
Whisk together buttermilk and egg. Add cornmeal, stirring well. Whisk in baking powder, baking soda, and salt. Pour batter into hot skillet.
Bake at 450° for 15 minutes or until cornbread is golden.