Place flour in a bowl. Add butter and rub in using fingertips. Stir in sugar, apple & cinnamon. Combine egg & milk. Make a well in centre of mixture. Pour liquid all at once, reserving 1 teaspoon. Mix to a soft dough. Knead lightly. Press & roll out to 2cm thick. Cut out scones & glaze with remaining liquid. Sprinkle with combined extra sugar & cinnamon. Bake 10-12 minutes in a hot oven.