From humble beginnings to an icon in all things chocolate, the a nation’s favourite chocolate brand, Cadbury, turns 200 this week. We take a look back at the company’s success and the origin of the iconic purple packagingFrom humble beginnings to an icon in all things chocolate, the a nation’s favourite chocolate brand, Cadbury, turns 200 this week. We take a look back at the company’s success and the origin of the iconic purple packaging