A jelly-like fish with a questionable aroma seems like an odd choice for a Christmas dish, but Norway’s lutefisk has been experiencing a revival amid renewed interest in old traditions.

There are pretty much only two opinions when it comes to lutefisk: You either love it, or you don't. Helga Staffan, 63, comes down on the "don't" side of the debate. Staffan grew up in a town of less ...