Do-Ahead Party Potatoes - cooking recipe

Ingredients

10 medium or 9 large potatoes, peeled
2 (3 oz.) pkg. cream cheese, softened
1 c. sour cream
2 tsp. onion salt
1/4 tsp. pepper
grated Cheddar or American cheese

Preparation

Boil and mash potatoes.
Mix cream cheese with sour cream, onion salt and pepper; beat mixture into potatoes until smooth and fluffy.
Season to taste.
Place in 2-quart greased, covered casserole in refrigerator.