Editor's note: The recipe and introductory text below are from Amy Sedaris's I Like You: Hospitality Under the Influence. For Sedaris's tips on throwing a Halloween party, click here.

Ingredients

　　1/2 cup of milk

　　4 T of butter

　　Boil in salted water until tender. Drain your potatoes and mash or press them. Add the milk and butter, salt and pepper.

　　Reprinted with permission from I Like You: Hospitality Under the Influence by Amy Sedaris, (C) © 2006, Warner Books.