But Germans typically would use “Wurst” as a euphemism for something entirely different. The word you are looking for is “Schwanz”, but somehow the joke doesn’t work that way either.
Technically he was an early romantic composer. And better known for the wedding march from “A Midsummers Dream”. Most people have heard it, even if they don’t know who wrote it (or who his grandfather was).
Felix (also known as Felix Mendelssohn Bartholdy) was a great composer and the grandson of Moses Mendelssohn. The overture and incidental music for A Midsummer Night’s Dream (which includes his “Wedding March”) and Violin Concerto in E minor, Op. 64.
But Germans typically would use “Wurst” as a euphemism for something entirely different. The word you are looking for is “Schwanz”, but somehow the joke doesn’t work that way either.