Dreamy Mashed Potatoes

Ingredients
- 5 lb peeled potatoes or 20 servings instant potatoes
- 2 3 oz pkg cream cheese
- 1 c sour cream
- 2 tsp onion salt
- 1 tsp salt
- 14 tsp pepper
- 2 Tbsp butter
Directions
- Cook and mash potatoes
- Add remaining ingredients and beat until light and fluffy
- Put in greased casserole dish dot with butter
- Bake at 350 for approximately 30 minutes