Medium Rare Even though there will be slightly less pink in the centre of a burger that has been cooked to medium rare, the pink will still be visible once the burger has been sliced apart. At this stage, the majority of the blood has been cooked out of the meat, but there is still some myoglobin that has a pink color to it.
Even though the middle of your steak may be pink, you do not need to worry about it being unsafe if it has been cooked to an internal temperature of at least 145 degrees Fahrenheit and then allowed to rest for three minutes.