Milka is a chocolate brand made by Kraft Foods. It is sold as a bar and is usually sold mainly around Easter and Christmas. It was introduced in 1825, and is not found in the U.S in most parts, for now it is available at Chicago for a time.
This is the Milka's main advertising campaign - A purple cow
This is how Milka looks like
Types of chocolate known : Hazelnut, Milk and Dark