1. Place fruit, peel and orange juice in a bowl and leave to soak overnight.
2. Add flour and egg and mix well.
3. Transfer to a greased and base lined 900g/2lb loaf tin or a 20cm/8″ round cake tin.
4. Bake in a preheated oven 170°C/325°F/Gas 3 for approx 1 hour or until risen and firm to the touch. Cool on a wire tray.
5. For icing, mix the lemon juice, zest and icing sugar together until smooth. When loaf is cold, pour icing on top and allow to set.