Set the meat breast-side up in the pan. Roast for 2 to 2 1/2 hours or until an instant read thermometer inserted into the thickest part of the roast registers degrees F. Transfer the turkey to a cutting board and tent loosely with foil for 30 minutes. Ensure your roast turkey breast isn't dry by adding a layer of rich black pudding. Served with tender potatoes and black pudding stuffing. Equipment and.