Chocolate Chocolate was a food made from cocoa , enjoyed by human s . Because it was naturally bitter , it was often sweetened with sugar . Chocolate was one of the many types of jelly baby owned by the Doctor . ( GAME : " City of the Daleks " ) Uses of chocolate . The First Doctor unwittingly proposed marriage to the Aztec wise woman , Cameca , when he shared a cup of cocoa with her . ( TV : " The Aztecs " ) In a later adventure , the First Doctor offered Vicki some chocolate to assuage her fears that Ian might be in danger . She , however , refused the gift . ( TV : " Escape to Danger " ) Jo Grant gave George Patrick Barnham a box of chocolates as a present after he was subjected to the Keller Machine . ( TV : " The Mind of Evil " ) Cross confiscated a bar of chocolate from Patel . ( TV : " Frontier in Space " ) RSM John Benton ate a chocolate bar while waiting for news of the Zygon spacecraft . ( TV : " Terror of the Zygons " ) The Fourth Doctor gave Romana II the last Rolo in the universe . ( PROSE : " Do You Love Anyone Enough ? " ) The Sixth Doctor once survived being poisoned with aspirin by eating chocolate , which contained simple triglyceride s that counteracted the aspirin ' s effect on Time Lord physiology . ( AUDIO : " The Condemned " ) A piece of Cadbury Dairy Milk chocolate , along with some chicken , formed part of the sandwich the Ninth Doctor ate to stabilise his body chemistry and neutralise the toxins of the chemical mix used against him by Charlotte Cobb , who had initially thought the Time Lord was a hostile alien like the Lend - a - Hand girls . ( COMIC : " The Love Invasion " ) The Tenth Doctor enjoyed a chocolate Easter egg , but then passed it to Lady Christina de Souza after becoming concerned that its sugar content might harm his teeth . ( TV : " Planet of the Dead " ) Myfanwy liked dark chocolate . It was one of the only things Myfanwy would eat without Torchwood ' s special " barbecue sauce . " Ianto Jones noted that chocolate was good for one ' s serotonin levels , though he wasn ' t sure if Myfanwy had any . ( TV : " Fragments " ) While hiding in the Doctor ' s TARDIS , Klov Dreb Fotch Passameer Day Slitheen III stole , among other food , chocolate biscuits . ( COMIC : " Who Ate All the Biscuits ? " ) Other references . Jamie McCrimmon and Driver Gwynfor Evans came across a platform vending machine selling bars of Camfield ' s Fairy Milk Chocolate at St . Paul ' s tube station . Fancying some chocolate , Evans tried the machine without inserting any money and discovered , to his surprise , there was a bar in the machine ' s open compartment . ( TV : " The Web of Fear " ) On a planet visited by the Second Doctor and Jamie , King Conrad ordered his Scientist Royal to invent calorie - free chocolate . ( PROSE : " Twin Piques " ) On Colony 34 , outside the walls of Third City , chocolate was one of the many items that was very hard to obtain . ( AUDIO : " LIVE 34 " ) Evelyn Smythe loved chocolate so much that even on her initial trip in the TARDIS , she insisted upon bringing her own supply of hot cocoa mix . Indeed , she was a master baker of chocolate cake , and the Sixth Doctor had to use the promise of picking up some specialty chocolate in Mexico or Havana just to get her to travel in the TARDIS at all . ( AUDIO : " The Marian Conspiracy " ) The Tenth Doctor and Martha Jones travelled the universe in search of the perfect chocolate milkshake . ( COMIC : " Agent Provocateur " ) Anji Kapoor was a lover of chocolate . Once , when she , Trix , Fitz and the Eighth Doctor were travelling between parallel versions of the Earth , they encountered an Earth where chocolate had never been invented . They quickly moved on from that Earth . ( PROSE : " Timeless " ) Clara Oswald liked chocolate . ( TV : " Last Christmas " ) Kate Stewart promised Josh Carter to bring him chocolate from Switzerland . ( AUDIO : " Death in Geneva " ) Behind the scenes . The Twelfth Doctor ' s letter in DWA15 12 mentions Juevos VI , a moon made of chocolate . According to the Doctor there wasn ' t much to do on Juevos VI because eating the chocolate was illegal .