4-6 Bramley apples (about 800g/1lb 12oz)
50g/2oz raisins or sultanas, or fresh blackberries (optional)
1 tbsp lemon juice
handful porridge oats (optional)
1½ tbsp plain flour
85g/3oz plain flour
100²µ/3½´Ç³ú caster sugar, plus a little extra for sprinkling
4 tbsp caster sugar
½ tsp ground cinnamon
½ tsp freshly grated nutmeg
pinch fine salt
85g/3oz unsalted butter, cut into small cubes
375g/13oz pack ready-made sweet, all-butter shortcrust pastry