275g/10oz plain flour, plus extra for dusting
500g/1lb 2oz prunes, stones removed
25g/1oz whole blanched almonds
200g/7oz caster sugar
125g/4½ oz ground almonds
100²µ/3½´Ç³ú icing sugar
2 tbsp icing sugar
50g/2oz self-raising flour
100²µ/3½´Ç³ú chilled butter, diced, plus extra for greasing
100²µ/3½´Ç³ú butter, softened
300ml/10fl oz double cream
2 free-range eggs
2 free-range eggs, plus 1 free-range egg yolk