India, Oct. 29 -- Just days before Halloween, Zingerman's Candy Manufactory has recalled two of its popular candy bars after discovering a labeling mistake that could put people with nut allergies at serious risk.

According to the U.S. Food and Drug Administration (FDA), the recall involves just one batch - Lot #174250 - but it includes both Peanut Butter Crush Bars and Cashew Cow Bars, which were sold through stores in Michigan and New York. In total, only 234 bars are affected, the company confirmed - 156 of the Peanut Butter Crush and 78 of the Cashew Cow.

The company - on October 27 - said the issue began when two bars were mixed up on the production line, causing the wrong labels to be printed and attached. Some bars contained pean...