RIESEN's success continued: together, chocolate and the basic idea of an extra long-lasting chewy treat resulted in the RIESEN Chocolate Chew – which became extremely popular. The Riesen brand successfully expanded internationally and was introduced to the United States in 1991. Dark chocolate on the outside, rich chocolate caramel on the inside – a particularly long-lasting chewy treat. Today, Riesen is well established in many European and North American markets, such as Germany, Scandinavia, the UK, the United States and Canada. The inimitable, intensively chocolaty taste is due to the special blend of selected Gavoa cocoa beans.

It contained chopped peanuts in caramel covered in chocolate; however, it was discontinued in 2002 due to poor sales. Riesen ( / ˈ r iː z n/ ⓘ; German pronunciation: [ˈʁiːzn̩]) ( German for Giants) is a confectionery of chocolate and chocolate-flavored caramel produced and distributed by August Storck KG, a German confectioner that also produces Werther's Original.The inimitable, intensively chocolatey taste is due to the special blend of selected Gavoa cocoa beans.