Pain au chocolat (french pronunciation: [pɛ̃ o ʃɔkɔla] (listen), literally "chocolate bread"), also known as chocolatine (pronounced [ʃɔkɔlatin] (listen)) in the south-west part of france and in canada, or couque au chocolat in belgium, is a type of viennoiserie sweet pastry consisting of a cuboid-shaped piece of yeast-leavened laminated dough, similar in texture to a puff pastry, with one or two pieces of dark chocolate in the center. pain au chocolat is made of the same layered doughs as a croissant. often sold still hot or warm from the oven, they are commonly sold alongside croissants in french bakeries and supermarkets.
Source: Wikipedia