Twice Baked Potatoes

 

4 large baking potatoes, baked

¼ c. margarine

2/3 c. milk

2 T. chopped onion

½ t. salt

1/8 t. pepper

¾ c. shredded cheddar

 

Cut hot baked potatoes in half.  Scoop out insides, reserve shells.  In large bowl, with electric mixer, beat potatoes and margarine until creamy.  Gradually beat in milk, stir in onion, salt and pepper.  Spoon mixture into reserved shells.  Sprinkle with cheese.  Arrange in baking dish.  Bake 375 degrees for 20-25 minutes or until heated through.