1kg/2lb 4oz Granny Smith or cooking apples, peeled, cored and cut into chunks
2 tsp lemon zest
1 lemon, juice only
100²µ/3½´Ç³ú golden syrup
250g/9oz porridge oats
20²µ/¾´Ç³ú caster sugar
1 tsp cinnamon
1 tbsp cornflour
2 tsp cornflour
100²µ/3½´Ç³ú muscovado sugar
150²µ/5½´Ç³ú raisins
1–2 tbsp muscovado sugar
1 tbsp vanilla extract
125g/4½oz unsalted butter
40g/1½ oz unsalted butter
4 free-range eggs, yolk only (roughly 80g/3oz)
600ml/1 pint whole milk