The maker of the popular Clark Bar and Zagnut candy bars has soured on Pittsburgh, deciding it can get a sweeter deal in Chicago. Leaf Inc., with headquarters in north suburban Bannockburn, said ...

Leaf Inc. made Clark and Zagnut candy bars at the plant. Production of the Zagnut will be moved to a Centralia, Ill., […] Skip to content. All Sections. Subscribe Now. 38°F.