The launch of KIT KAT CHUNKY in the UK in April 1999 heralded a new era of innovation as KIT KAT targeted consumers looking for a bigger eat. The instant and phenomenal success of KIT KAT CHUNKY in the UK quickly led to its introduction into both established and emerging markets. The success of the KIT KAT CHUNKY format and the strong demand for hunger satisfaction in Central & Eastern Europe meant that the brand"s expansion into this region was led by the KIT KAT CHUNKY format.Manufacturing was set up in Sofia, Bulgaria and Perm, Russia.