ARDMORE, Okla.

(KXII) - Parents at Jefferson Elementary raised concerns after their children came home Wednesday saying they were fed raw hamburgers on moldy bread."A lot of the kids were throwing up and they were taking their trays back to the lunch ladies telling them that it was moldy and raw and they were just giving them another hamburger," parent Checotah Frazier saidArdmore City Schools said staff replaced the burgers with grilled cheese sandwiches.

Many parents said those also had mold.