Preheat oven to 425° F. Prepare broccoli until just tender. Place in greased ovenproof dish. Place fish fillets on top; sprinkle with salt. Mix grated cheese, bread crumbs, and leeks or chives together.
Blend in milk, sour cream, or cream. Dab cheese mixture over fish; bake 20-30 minutes or until fish tests done with fork. Serve with mashed potatoes.
Servings: