Bring the water with the salt to the boil in a heavy-based saucepan.
Add the cauliflower, reduce heat and allow to simmer until tender.
Drain and spoon into a greased ovenproof dish.
Melt the butter in a small, heavy-based saucepan.
Add the breadcrumbs and mix through.
Stir over moderate heat until breadcrumbs are golden and add the cheese, parsley and herbs.
Sprinkle mixture over the cauliflower, season to taste and bake in a preheated oven at 220°C for 5 - 8 minutes or until top is golden and crisp.