2kg/4lb 8oz aubergines, cut into 5mm/录in thick slices
1 large onion, finely chopped
1 large handful roughly chopped parsley
2 red peppers, seeds removed and sliced
2 x 400g tins chopped tomatoes
10 turns black peppermill
150ml/5fl oz olive oil
1 tsp salt, plus extra for sprinkling
1 tsp sugar
1.5kg/3lb 5oz lamb shoulder, bone removed, fat trimmed and cut into 3cm/1录in pieces