Roast at ° F. When the breast is golden brown, cover with a loose tent of aluminum foil to prevent over-browning. The turkey is done when a meat thermometer reads at least ° F in the breast. For easier slicing, let stand 10 minutes. Oct 16, · This recipe is also very easy to make and practically impossible to mess up. If you want to impress your friends and family this coming Thanksgiving, this turkey breast recipe will definitely fit the bill. The best way to cook a turkey breast. Being a huge a turkey breast aficionado, I love turkey breasts and cook them at least once a month.