E. coli outbreaks are typically associated with certain foods. There have been Shiga toxin-producing E. coli outbreaks linked to raw milk, raw sprouts, ground beef, and leafy greens in the past few years. A 2015 study found that most E. coli outbreaks are linked to beef. But how is ground beef contaminated with E. coli bacteria? … Continue reading How is Ground Beef Contaminated with E. coli Bacteria?