Canadian Cod Au Gratin

Directions

1. 1
   Mix flour with melted butter over low heat.
2. 2
   Pour milk in slowly.
3. 3
   Add pepper and salt to taste.
4. 4
   Increase heat to high.
5. 5
   Continue stirring.
6. 6
   Grease casserole dish.
7. 7
   Pour a little sauce in dish, layer flaked fish, cheese, sauce, then another layer of fish and cheese.
8. 8
   Bake at 350 F for 1/2 hour.