Sieve flour and salt into a bowl, stir in sugar if used. Add currants, raisins, cherries (as desired). Then rub in butter/margarine. Add sufficient milk to make a soft dough. Turn onto a floured board and gently knead to remove any cracks. Roll out lightly to 1" in thickness. Cut into scones with a cutter dipped in flour. Place on a floured preheated baking sheet/tray, glaze if liked with beaten egg or milk. Bake in a preheated oven 220°C/425°F/Gas 8 on upper shelf position for 10 mins approx. Cool on a wire tray. Note Delicious simply buttered or serve with whipped cream, Fruitfield Strawberry Jam and a few fresh strawberries