Last Word on Lefse by Gary Legwold. Gary is also the author of "The Last Word on Lefse".
From the back cover: The Last Word on Lutefisk provides you with the most comprehensive collection of facts, fiction, and folklore surrounding this simple fish with the unforgettable scent. You will find: Old country travel and lutefisk lore, tales of Norse fishermen, why lye is used, secrets of making your own lutefisk and more. Paperback, 205pgs.