The roast – step by step photo guide and method

the breadcrumbs and the blitzed chestnuts

season well with salt and freshly ground black pepper

with the apple, onion and two knobs of butter

fold the apple, onion and butter through the

breadcrumbs and chestnuts

here's the oval cast iron ovenproof dish

the roast in the dish – if you want to cook ahead

part bake, covered in foil for 20 minutes, 180fan/200c/Gas 6

cool and fridge

take the roast out of the fridge two hours before

finishing to allow it to reach room temperature then

bake, uncovered, for a further 20 minutes (10 minutes

in to the 30 minute finishing time)

cooked and served in an individual cast iron pot

The best apple sauce up next!