As I did not have neckoflambwith the bone in it, I used a lamb stock cube. As it's a dish of Turkish origin, next time I may have it with the Turkish drinking yoghurt that I buy from my local shop - yum
Serve with lots of chunks of fresh bread and butter to soak up all the gorgeous juices. Don't be tempted to lift the lid or stir the stew as this will make the dumplings heavy