Β½ lemon, zest only
4 tbsp lemon juice
175g/6oz plain flour, plus extra for rolling
65²µ/2Β½΄Η³ϊ caster sugar
2 tsp caster sugar
50g/2oz mixed dried fruit
ΒΌ tsp finely grated nutmeg
65²µ/2Β½΄Η³ϊ butter, softened
100g/3Β½oz cold butter, cubed
1 free-range egg, beaten
1.2 litres/2 pints full-fat milk