Chocolate whether emulsifying agents are added. Different manufacturers develop their own "signature" blends based on the above formulas, but varying proportions of the different constituents are used. The finest, plain dark chocolate couvertures contain at least 70% cocoa (both solids and butter), whereas milk chocolate usually contains up to 50%. High-quality white chocolate couvertures contain only about 35% cocoa butter. Producers of high-quality, small-batch chocolate argue that mass production produces bad-quality chocolate. Some mass-produced chocolate contains much less cocoa (as low as 7% in many cases), and fats other than cocoa butter. Vegetable oils and artificial vanilla flavor are often used
Nestlé Milk Chocolate segment-leader Hershey bar, and was even created in a similar form as their competitor. The closest Nestlé product to them is the Nestlé Crunch, which is very similar to Nestlé Milk Chocolate, the main difference being that Nestlè Crunch has puffed rice, while Nestlé Milk Chocolate does not. A similar product, Yorkie made by Nestlé, is not to be confused with Nestlé Milk Chocolate as it is a completely different product, as the Yorkie bar was originally created by British firm Rowntree of York to compete with Cadbury Dairy Milk. Nestlé also produces many other brands of chocolate/syrup. Nestlé Milk