The 126-year-old Chicago-based business realized the problem and reported it to the the U.S. Department of Agriculture’s Food Safety and Inspection Service, the USDA said on its website.
The 203 10-pound packages of beef frankfurters were sold to restaurants in Illinois, Indiana and Wisconsin and were not available directly to consumers through supermarkets or online grocery stores, Vienna Beef's vice president of marketing Tom McGlade said.
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He added the company was able to collect all the impacted hot dog packages, but the Food Safety and Inspection Service said it was in the process of verifying that.
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This article originally appeared on USA TODAY: Food safety: 1 ton of hot dogs recalled due to concerns about metal pieces