How rocks, insects, plastic, other foreign objects end up in our food

These photos show packaging for Banquet Brand Frozen Chicken Strips, which was recalled by ConAgra Brands on Sept. 2 due to possible contamination by foreign matter. Recent weeks have seen high-profile food recalls for contamination with foreign objects. (U.S. Department of Agriculture)

Rocks in Trader Joe’s cookies. Insects in its broccoli-cheese soup. Pieces of plastic in Banquet frozen chicken strips.

In recent weeks, consumers have seen high-profile food recalls for an unappetizing reason: They’re contaminated with foreign objects.