Bake this old recipe in a cast iron skillet.
1 Preheat oven to 350 degrees F (175 degrees C). Grease a 9 inch cast iron skillet. In a medium bowl, mix the flour, baking soda, salt and cinnamon together and set aside.
2 In a large bowl, cream the butter and sugar until fluffy. Add the egg and beat well. Add the vanilla. Add the flour mixture and beat well. Fold in the chopped apples and nuts.
3 Pour batter into a greased 9 inch cast iron skillet or cake pan. Bake at 350 degrees F (175 degrees C) for 45 minutes, or until a toothpick inserted into the cake comes out clean.