Thanksgiving Recipes - Day Before Mashed Potatoes

Ingredients:
9 Potatoes, peeled and cubed
6 ounces Cream cheese
1 cup Sour cream
2 teaspoons Onion powder
1 teaspoon Salt
1/4 teaspoon Ground black pepper
2 tablespoons Butter

Procedures :

1. Use salted water to boil potatoes, and cook until tender but still firm (~15 minutes).
2. Transfer potatoes to a large bowl, and mash until smooth.
3. Mix in the cream cheese, sour cream, onion powder, salt, pepper and butter.
4. Cover, and refrigerate 8 hours, or overnight.
5. Preheat oven to 350°C.
6. Lightly grease a medium baking dish.
7. Spread potato mixture into the prepared baking dish, and bake in the preheated oven (~30 minutes).