Mashed Potato Casserole

Directions

1. 1
   In large pot, boil potatoes until tender.
2. 2
   Drain and mash well.
3. 3
   In small bowl with electric mixer, beat cream cheese and sour cream until smooth.
4. 4
   Gradually add cream cheese mixture to potatoes, beating until smoothly blended.
5. 5
   Beat in garlic salt and pepper.
6. 6
   Turn mixture into a buttered shallow 3 or 4-quart casserole dish.
7. 7
   Dot with butter or margarine.
8. 8
   Cover with lid or foil.
9. 9
   Bake covered in 400° oven until heated through (50 to 60 minutes).
10. 10
    Yields 12 to 15 servings.