Sift the flour and salt into admixing basin. Add the butter in pieces and rub into the flour. Add the sugar. Lightly mix the egg and milk and pour into the centre of the ingredients. Using a fork mix to a rough dough in the basin.
Turn out on to a floured board and knead lightly. Divide in half and roll each piece into a sausage about
Fill the space in each bun with a little raspberry jam, then with floured fingers pinch up the sides to keep the jam in. Brush with a little milk and sprinkle with a little castor sugar. Place in the centre of a moderately hot oven (200°C., 400°F., Gas Mark 6) and bake for 15 minutes. Cool on a wire tray.