Green 1/2-inch-thick plantain slices (banana) that have been soaked in cold adobo-flavored water before being deep-fried. After cooling, the slices are flattened slightly and fried again until crisp. Popular in Puerto Rico and the Dominican Republic, tostones are served as a side dish.
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.