The Hershey 's Milk Chocolate Bar (commonly called the Hershey 's Bar) is the flagship chocolate bar manufactured by the Hershey Company . It is often referred by Hershey as "The Great American Chocolate Bar." The Hershey Milk Chocolate Bar was first sold in 1900, followed by the Hershey 's Milk Chocolate with Almonds variety, which began production in 1908. Circular candies made of Hershey milk chocolate, called Hershey 's Drops , were released in 2010