Yes, those are my teeth marks.
Toothbutter: noun. Butter spread so thickly as to reveal teeth marks upon biting.
The fact that this word exists in the Danish language should help to explain what politicians were up against when they the “fat tax” just over a year ago. This is a country that loves it some butter (and meat, and all things dreadful to the arteries).
Keep reading/ listen at NPR.org.