Found this one awhile back and it was pretty good.
-Grease a 13 x 9 x 2-inch baking dish.
-Spread the spinach around bottom of the dish, than lay the walleye strips on top.
-Saute the onion in butter until tender.
-Stir in the soup, swiss cheese, milk, cheddar cheese, curry powder and pepper.
-Cook over low heat, stirring until the cheese melts.
-Lay topping over the fish.
-Top with the cracker crumbs and parmesan cheese.
-Bake at 350 degrees for 30 minutes.
-Don't forget to eat it.
