Could this be the missing ingredient? It would definitely impart a savory yet salty taste (so I am told!).

http://www.lulu.com/product/paperback/natural-harvest---a-collection-of-semen-based-recipes/5198959

Crikey : how long did it take him to collect enough for that creme caramel ?!

Which reminds me of an apocryphal story : a young woman wrote to the agony aunt of Cosmopolitan Magazine, saying that her boyfriend was addicted to oral sex and insisted on her swallowing.  "Would this", she asked, "be likely to cause any problems ?".  "Not at all", responded the agony aunt, "the average ejaculation contains only 25 calories or thereabouts, and can therefore be swallowed regularly without any ill effects".