Sour Cream Potatoes

Description
This recipe came from an estate sale. I obtained it when I purchased the family collection from the Henry Estate in Dallas, Texas in 1980.
 * Contributed by Catsrecipes Y-Group

Ingredients

 * 9 Large potatoes
 * 8 Ounce Package cream cheese
 * 8 Ounce Carton sour cream
 * 2 Teaspoons onion salt
 * 1 Teaspoon salt
 * 1/4 Teaspoon pepper
 * 2 Tablespoons butter

Directions
Cook Mash And Whip potatoes Then Add Remaining Ingredients And PutInto Greased Casserole Dish. Dot With butter And Bake at 350 For 40 Minutes.