The Hershey bar is a candy bar made by the Hershey company. The most common version of the Hershey bar is the Hershey's Milk Chocolate, but it comes in many different varieties. These include Hershey's Milk Chocolate with Almonds, Hershey's Special Dark, Hershey's Cookies 'n' Creme, and Hershey's Symphony. The Hershey's Milk Chocolate bar was the first version of the Hershey bar. The Hershey bar is also the first mass produced chocolate bar in the United States.