Delovian souffle was a dish served in Ten Forward among other places.
While trying to learn more about Guinan in 2365, Wesley Crusher ate a Delovian souffle. (TNG: "The Child")
According to the script for "The Child", Delovian was pronounced "Del-O-ve-an." Furthermore, this dish is described as a
...twenty-fourth century Enterprise
version of an ice cream sundae.