Cadbury sold tea, coffee and drinking chocolate. Cadbury developed the business with his brother Benjamin, followed by his sons Richard and George. George developed the Bournville estate, a model village designed to give the company's workers improved living conditions. Dairy Milk chocolate, introduced in 1905, used a higher proportion of milk within the recipe compared with rival products. By 1914, the chocolate was the company's best-selling product. Cadbury, alongside Rowntree's and Fry, were the big three British confectionery manufacturers throughout much of the nineteenth and twentieth centuries. Cadbury was granted its first Royal Warrant from Queen Victoria in 1854. It has
Cadbury Hobart factory. Within Australia there is debate regarding halal certification. Many of Cadbury's products are halal certified. This certification has generated controversy, especially from One Nation politician Pauline Hanson. Cadbury had also operated a factory in Dunedin in New Zealand's South Island until its closure in March 2018. In 1930, Cadbury partnered up with local confectionery businessman Richard Hudson, who owned a chocolate, confectionery, biscuit factory on Castle Street. Hudson's factorywas rebranded as Cadbury Hudson and later became known as the Cadbury Confectionery. Cadbury later established a second factory in Auckland in the North Island. In 2003, Cadbury established a