Kit Kat less of: soy lecithin, PGPR (emulsifier), yeast, artificial flavor, salt, and sodium bicarbonate. Milk chocolate (sugar, modified milk ingredients, cocoa butter, cocoa mass, whey powder, lactose, soya lecithin, polyglycerol polyricinoleate, natural flavour), wheat flour, sugar, modified palm oil, cocoa, sodium bicarbonate, soya lecithin, yeast, Natural Flavour. Dark chocolate (sugar, unsweetened chocolate, cocoa butter, milk ingredients, soya lecithin, salt, artificial flavour), wheat flour, sugar, modified palm oil, unsweetened chocolate or cocoa powder, sodium bicarbonate, soya lecithin, artificial flavour. May contain salt and/or yeast. In Japan, Kit Kats are produced at Nestlé-owned factories in Himeji and Kasumigaura. The milk chocolate used for
Aero (chocolate) Strawberry flavour and a new variation of a Caramel Aero. While bars were (and still are) produced with chocolate and a liquid caramel, the new Caramel Bubble Bar consists of a Caramel flavoured white chocolate centre with a milk chocolate coating. Japan has produced a number of unique Aero flavours, among them Vanilla Milkshake, Hot Milk, Green Tea and others. They usually consist of a flavoured, coloured chocolate centre and outer milk chocolate layer. Aero Cocoa (plain, Green Tea and Strawberry flavours) is also sold in Japan. Released in 2006, the Aero Vanilla Yogourt flavour was released only in Canada.