Roast the vegetables. Place the baking sheet with the vegetables into your preheated oven, on the middle or top rack. Roast for 15 minutes to an hour, depending on the vegetable. The vegetables are done when they are cooked through, the centers soft and creamy and the outer edges golden and crispy.
E. coli O157:H7 first became a household name during an outbreak in the western U.S. that began in late 1992, and lasted into 1993. The E. coli outbreak was linked to the consumption of hamburgers served by the Jack in the Box Restaurant chain.
Most strains of this bacteria are harmless. E. coli 0157:H7 is a specific. strain of E. coli that causes illness. It was first recognized as a cause of illness during an outbreak of. hemorrhagic colitis (severe bloody diarrhea) in 1982. The cause of that outbreak was traced to. hamburgers contaminated with E. coli 0157:H7 bacteria.