I'm going to be honest. I looked up Lutefisk. One of the first things that came up was a picture of a Lutefisk drying rack. I immediately thought, "How do they keep the racoons from from eating all the fish?"
It then occurred to me that Racoons are native to North America, not Norway and the Norwegians are lucky bastards. Well... Outside of having to eat Lutefisk that is.
Lutefisk is a Norwegian dish made from dried white fish cured in lye. It's a dish that is served here in Minnesota. The joke is about the need for a lutefisk hotline (cause why would anyone need lutefisk that badly?) and the idea that they might sell out. Plus the implied accents.
I actually phoned a hotline on the back of a bag of salad once; "Contact us with comments or questions".
It was just a farmer. They said nobody had ever called it before.
[*A photo of a semi-truck. On the back of the trailer near the top it reads "LSEN FISH COMPANY MINNEAPOLIS, MINNESOTA.". On the back of the trailer near the bottom it reads "Lutefish Hotline 800.882.0212 OLSENFISH.COM