Kendal Mint Cake confectioners based in Kendal, supposedly left the boiled solution for glacier mints overnight and it turned cloudy and solidified. The 'mint cake' was then discovered in the morning. Wiper began producing mint cake, with several other confectioneries following suit. After Joseph Wiper emigrated to Canada in 1912 his great-nephew, Robert Wiper, took over the family business. Robert Wiper marketed Kendal mint cake as an energy snack used on famous expeditions, including the Imperial Trans-Antarctic Expedition led by Sir Ernest Shackleton, which largely led to its rise in international popularity amongst mountaineers and hikers. Romney's was founded in 1918, and used
You can't have your cake and eat it illustrates the concept of trade-offs or opportunity cost. The order of the clauses in the saying has been the subject of some debate, and was even used in forensic linguistics (contributing to the identification and arrest of the so-called Unabomber). An early recording of the phrase is in a letter on 14 March 1538 from Thomas, Duke of Norfolk, to Thomas Cromwell, as "a man can not have his cake and eat his cake". The phrase occurs with the clauses reversed in John Heywood's "A dialogue Conteinyng the Nomber in Effect of All the Prouerbes in the Englishe Tongue" from