The recalled products from Wolverine Packing Co. were distributed to restaurants nationwide. Here’s what to know.

At least 15 people have fallen sick as a result of eating contaminated ground beef, and health officials warn that the products may still be lurking in restaurant refrigerators.

More than 100 frozen and fresh ground beef products have been recalled over E. coli concerns. The affected products were sold under brand named including Wolverine Packing Co., 1855 Beef, Davis Creek Meals, Farmer's Choice, Heritage Restaurant Brands and Cheney Brothers, Inc., according to the USDA.