Also called Tuscan peppers, these thin, 2- to 3-inch-long chiles have a bright red, wrinkled skin. They have a slightly sweet flavor that can range from medium to medium-hot. Pepperoncini are most often sold pickled and used as part of an antipasto.
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.