Ingredients

6 medium russett potatoes (2-3 pounds)
1/4 cup butter
1/4 cup flour
1 teaspoon salt
1/4 teaspoon pepper
3 cups milk
4 cups (16 oz.) sharp cheddar cheese (shredded)
1/4 cup bread crumbs

Directions

1. Preheat oven to 375 F.
   
   
2. Scrub potatoes, but do not peel.
   
   
3. Slice potatoes into 1/8 inch thick pieces.
   
   
4. Melt butter in saucepan over medium heat.
   
   
5. Stir in flour, salt, and pepper.
   
   
6. Cook, stirring constantly, until bubbly; about two minutes.
   
   
7. Stir in milk and 2 1/2 cups cheese.
   
   
8. Stir constantly until all the cheese is melted and the sauce thickens; remove from heat.
   
   
9. Layer potatoes and cheese sauce in 1 1/2 quart casserole dish.
   
   
10. Bake one hour uncovered.
    
    
11. Mix remaining cheese and bread crumbs and sprinkle over potatoes.
    
    
12. Bake 15 - 20 minutes longer or until top is brown and bubbly.