Slow-cooked southern Italian lamb with chilli, rosemary and juniper.
Check your stock is GF. Everything else is naturally gluten free.
Dry Marsala can be hard to find — dry sherry works just as well and is much easier to get hold of. Buy a whole lamb leg or shoulder when it's on offer, cut it yourself and remove most of the fat. It freezes well, so it's worth doing a big batch.