For posterity. No idea where she got the recipe. 1 cup flour 2 tsp. baking powder 1 tsp. cinnamon 4 T. melted butter (or coconut oil) 1/2 cup sugar 1 tsp. vanilla 1/2 cup sour milk 1 egg Mix together dry ingredients. Stir together wet ingredients and add to dry. Mix well. Pour into a greased pie pan or round cake pan. Sprinkle with additional sugar & cinnamon. Bake at 350° for 25 minutes.