Sprinkle sugar over the apples and let stand 20 minutes. Add 1/2 C. salad oil and mix, add 1 egg and mix again. Add dates if using. Mix all dry ingredients in another bowl, then sprinkle over apple mixture until just moistened. Grease an 8x8-inch pan and coat with flour. Add batter to pan and bake at 350 degrees for about 1 hour. Freezes well. Frost with cream cheese frosting if desired, or sprinkle with confectioners’ sugar.