This recipe has been adapted from "Kitchen of Light: New Scandinavian Cooking with Andreas Viestad" by Andreas Viestad. Text copyright 2003 by Andreas Viestad. Photographs copyright 2003 by Mette Randem. Reprinted by permission of Artisan.
You will need to soak the cod for a full day, so plan ahead. Piquillo peppers, spicy-sweet red peppers from northern Spain that have been roasted and peeled, can be found in specialty-food stores and some supermarkets.
Miso is a fermented soybean paste. The lighter, or "white," version is milder and less salty than brown miso, and is sometimes referred to as sweet miso. It can be found in the Asian section of some supermarkets and most health-food stores.