Bramley Apple and Blackberry pie

bramley apple 28.0% , fortified wheat flour 22.0% , blackberry 16.0% , sugar 11.5% , butter 7.0% , rapeseed oil 3.8% , free range eggs 3.5% , palm stearin 3.5% , corn flour 2.4% , demerara sugar 1.2% , tapioca dextrin 0.6% , tapioca 0.3% , cow's milk 0.1% , lemon juice 0.1% , salt 0.1%