280g/10oz onions, peeled, thinly sliced
930g/2lb 1oz potatoes, preferably Marabel variety, peeled, thinly sliced
200g/7oz plain flour
freshly ground black pepper
2 tbsp caster sugar
1 tsp grated nutmeg
½ tsp salt
1 tsp salt
½ tbsp white wine vinegar
100²µ/3½´Ç³ú Stilton, crumbled
75²µ/2½´Ç³ú unsalted butter, room temperature
30g/1oz butter
100²µ/3½´Ç³ú mature cheddar, grated
140g/5oz crème fraîche
4 tbsp double cream
1 free-range egg, beaten
100²µ/3½´Ç³ú ³Ò°ù³Ü²âè°ù±ð, grated
75²µ/2½´Ç³ú lard, room temperature