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.