Halibut Florentine - cooking recipe

Ingredients

1 lb firm white fish fillet (preferably Halibut)
3 tablespoons butter
2 tablespoons flour
1 cup milk
salt & pepper
1/2 cup parmesan cheese (divided)
10 ounces frozen spinach (drained & squeezed)
1 cup shredded mozzarella cheese
1/4 cup shredded cheddar cheese
1/4 cup breadcrumbs (dry)
1 teaspoon Old Bay Seasoning

Preparation

Melt butter in sauce pan.
Add flour.
Add milk and stir until thick to make a white sauce.
Add 1/4 cup of the parmesan cheese and stir until melted.
Add salt and pepper to sauce to taste.
Place spinach in bottom of casserole dish.
Top with fish fillet(s).
Cover with white sauce.
Combine Mozzarella, 1/4 cup of Parmesan, cheddar cheese, bread crumbs and Old Bay Seasoning.
Sprinkle over top of sauce.
Bake at 350\u00b0F for 20-30 minutes (no need to cover with foil).