1 (8 oz.) pkg. Philadelphia cream cheese
4 c. hot mashed potatoes
1 egg, beaten
1/3 c. finely chopped onion
1 tsp. salt
Dash of pepper

Combine softened cream cheese and potatoes, mixing until well blended. Add remaining ingredients. Place in 1-quart casserole. Bake at 350 degrees for 45 minutes. 6 to 8 servings.