where did chocolate originate
6. âI should cocoaâ. References to chocolate are also found in British Rhyming Slang. âI should cocoaâ to mean âI should say soâ, was first coined in 1936. According to Greenâs Dictionary of Slang, the phrase âchocolate frogâ was rhyming slang for âdogâ, meaning an informer.