Alfred Ritter, the German chocolate maker, is grappling with rising costs for some of its core commodities at a time when pricing in its largest markets is coming under pressure. While the family-owned company does not provide details on its profitability, the implications for the group's margins are obvious. Ritter is looking at ways it can make its supply chain more "independent" to counterbalance the input challenges in the longer term while balancing the immediate need to retain margin. Chairman Andreas Ronken reveals more.