Good Potatoes

Directions

1. 1
   Cook the potatoes in their jackets; cool in refrigerator a day ahead of time.
2. 2
   Peel and grate the potatoes.
3. 3
   Melt the butter or margarine.
4. 4
   Add the salt and half and half.
5. 5
   Grate the Cheddar cheese; add a small amount of Parmesan cheese to the Cheddar cheese.
6. 6
   Layer potatoes, melted mixture and cheese in a baking dish; top with crumbs.
7. 7
   Bake at 350° for 1 hour.