400g/14oz floury potatoes, such as Desiree, peeled and cut into 4cm/1Β½oz chunks
2 large onions, chopped
salt and pepper
400g/14oz waxy potatoes, such as Charlotte, peeled and cut into 4cm/1Β½oz chunks
375g/13oz plain flour
175g/6oz shredded beef suet
700g/1lb 9oz chuck steak (braising steak), cut into 4-5cm/1Β½-2in chunks