Grease and lightly flour a 9 inch cake pan or two 6 inch cake pans, preheat oven to 350 ℉. In medium bowl combine flour, spices, baking powder and soda. In a mixer bowl, beat egg, oil and sugar. Add dry ingredients and water alternately to mixture, beating after each addition. Turn into prepared pan and bake for 25-30 minutes or till done. Cool for 10 minutes, remove from pan and serve warm with dusting of powdered sugar.