Soak peas overnight, Wash the neck of mutton and the barley.
Put in a saucepan and cover with water.
Add salt & Pepper. Bring to a boil and simmer, covered, for 1 1/2
hours.
Add all the vegetables and cook for another hour, adding more water if
needed.
Add chopped parsley about 10 mins or so before the broth is ready.