Chocolate began producing chocolate in 1862, after buying out the Tuke family business. Cadbury was manufacturing boxed chocolates in England by 1868. In 1893, Milton S. Hershey purchased chocolate processing equipment at the World's Columbian Exposition in Chicago, and soon began the career of Hershey's chocolates with chocolate-coated caramels. Several types of chocolate can be distinguished. Pure, unsweetened chocolate, often called "baking chocolate", contains primarily cocoa solids and cocoa butter in varying proportions. Much of the chocolate consumed today is in the form of sweet chocolate, which combines chocolate with sugar. Milk chocolate is sweet chocolate that also contains milk powder
Condensed milk (evaporated) milk is reached. The sugar extends the shelf life of sweetened condensed milk. Sucrose increases the liquid's osmotic pressure, which prevents microorganism growth. The sweetened evaporated milk is cooled and lactose crystallization is induced. Condensed milk is used in recipes for the Brazilian candy "brigadeiro" (where condensed milk is the main ingredient), key lime pie, caramel candies, and other desserts. Condensed milk and sweetened condensed milk is also sometimes used in combination with clotted cream to make fudge in certain countries such as the United Kingdom. In parts of Asia and Europe, sweetened condensed milk is the preferred milk