Party Mashed Potatoes - cooking recipe

Ingredients

5 lb. potatoes
1/2 c. margarine
2 (3 oz.) pkg. cream cheese, softened
1 c. sour cream
4 oz. extra sharp Cheddar cheese, shredded
1/2 c. grated Parmesan cheese
4 green onions, chopped
1 tsp. pepper

Preparation

Cook potatoes until tender.
Mash while hot.
Add remaining ingredients and beat well.
Cover and store in refrigerator (up to 2 weeks).
On party day, remove casserole from refrigerator 1 hour before baking time.
If desired, fluff up potatoes with a little milk.
Bake, uncovered, at 350\u00b0 for 45 minutes or until heated through.