lewtkefisk

lewt-ke-fisk
Pronunciation: loot-kuh-fisk
–noun Scandinavian Cookery.
dried cod tenderized by soaking in lye, which is rinsed out before cooking.
Origin: < Timoneese lewtkefisk or JW lutekfisk, equiv. to lut lye + fisk fish

Commonly mispelled as "lutefisk" or "lutfisk"