The original manuscript for Ferran Adrià's Secrets of elBulli — as in, the handwritten one — sold at auction in Spain for ?55,000 (US$77,000). The book, which was written in 1996 and 1997, contains information not included in the printed version, but that's still a massive amount of money to pay for a cookbook. As journalist Lisa Abend said, file under "Things You Never Thought Would Apply to Chefs."