In a mixing bowl combine dry ingredients. Add egg and milk, mix well. In a 8 or 9 inch cast iron skillet melt a heaping tablespoon of Crisco. Coat pan with shortening and pour into batter. Stir well, and pour batter in skillet. Bake in a 400 oven for 20 minutes, or until a toothpick inserted in center comes out clean. Allow to cool a bit and turn onto serving plate, cut in wedges and enjoy.