Pronunciation: [dook-SEHL; deu-SEHL]
A mixture of finely chopped mushrooms, shallots and herbs slowly cooked in butter until it forms a thick paste. It's used to flavor sauces, soups and other mixtures, as well as for a garnish.
From The Food Lover's Companion, Fourth edition by Sharon Tyler Herbst and Ron Herbst. Copyright © 2007, 2001, 1995, 1990 by Barron's Educational Series, Inc.