large peeled potatoes diced • eggs • medium bag fresh spinach • onion finely chopped • Extra virgin olive oil • double cream • good handfuls of grated mature cheddar or parmesan cheese • Juice of 1 lemon • heaped tbsp English Mustard • large handful of flat leaf parsley finely chopped • Ib haddock and cod fillet no skin, pin boned & sliced in strips • Salt and pepper •