Consumers of Heinz gravy should check twice before pouring it over Thanksgiving Day turkey.

About 500 jars mislabeled as Heinz Pork Gravy might actually contain Heinz HomeStyle Bistro Au Jus Gravy, according to a recent voluntary recall. The au jus gravy contains milk and soy, while the pork gravy does not.

The product in question is a 12-ounce jar best by Dec. 28, 2017 with a UPC code of 013000798907.

Consumers with this product can return it to the store of purchase for a full refund or exchange. Those with questions may call the company at 1-866-572-3808 from 9 a.m. to 6 p.m. Eastern Monday through Friday.

No consumer complaints or reports of illness are linked to the product, according to the Food and Drug Administration.