2. Medium-rare (60% to 70% pink, dark red in the middle and warm in the middle).
3, medium: medium (gray brown outside, hot in the middle, red, pink around).
4. Medium rare.
5. well done.
Different degrees of steak flavor
People who haven't eaten it may find it a little hard to imagine. In fact, you can know what the steak you want by touching all parts of your head. Fully cooked is similar to the feeling of the top of the head, hard; The upper part of the medium is the forehead, which is slightly elastic; Medium is nose, soft; What is rare is the softest part of the chin.