No Frills Skillet Corn Bread

2 tablespoons vegetable oil
1 cup all-purpose flour
1 cup yellow cornmeal
1 tablespoon baking powder
1 teaspoon salt
1 cup milk
1 large egg

Place oil in a 10-inch cast-iron skillet, tilting pan to coat bottom evenly; heat in a 375° oven 10 minutes. Combine flour, cornmeal, baking powder, and salt in a bowl. Whisk together milk and egg; add to flour mixture, stirring just until dry ingredients are moistened. Pour hot oil from skillet into batter; stir until blended. Pour batter into skillet. Bake at 375° for 20 minutes or until done. Remove from skillet.