Pennsylvania Dutch Potato Stuffing

2 cup hot mashed potatoes
1 egg, well beaten
4 cup dry bread cubes
3 tablespoon butter or margarine
1/4 cup chopped parsley
1/2 cup chopped onion
1 teaspoon salt
1/2 teaspoon poultry seasoning
Pepper to taste

Combine potatoes and egg. Sauté cubes in butter. Combine potato mixture with bread cubes. Stir in remaining ingredients; mix well. Makes 6 1/2 cups stuffing for a 6 pound turkey.