One means to be specific that the roasting is done is a meat thermometer. Inspect the meat on a regular basis to see if the inner temperature has actually reached 170 levels Fahrenheit. Not only will you insure that your food is risk-free to eat, but it will certainly be moist and also tender. Internal temperature level is a crucial problem when preparing Turkey Breast. All the knowledgeable cooks and interesting recipe books will give you their best guess for the ideal turkey breast cooking time. It all depends on the weight.