Mashed Potato Casserole

Directions

1. 1
   Peel potatoes; cut into 1 1/2 to 2-inch chunks.
2. 2
   In large saucepan, cover potatoes with water; bring to boiling.
3. 3
   Cook over medium heat until tender (20 to 25 minutes).
4. 4
   Drain.
5. 5
   Mash until smooth.
6. 6
   Blend in cream cheese, sour cream, milk, salt, onion salt and pepper.
7. 7
   Spoon into buttered 3-quart casserole.
8. 8
   Refrigerate, covered.