680g/1½lbs eating apples, peeled, cored and chopped
½ orange, juice and zest only
2 tbsp dried breadcrumbs
100²µ/3½´Ç³ú caster sugar
freshly grated nutmeg, to taste
55g/2oz sultanas
55g/2oz butter, melted and cooled, plus extra for greasing
6-8 sheets ready-made filo pastry