Tools/raw materials: scissors, salt, vinegar, alkaline noodles, octopus.
1, add a proper amount of vinegar and alkaline noodles to the water, then add the octopus, and rub it by hand until the mucus on the octopus surface is cleaned.
2. Then find out the octopus's teeth and remove them, as shown in the figure below.
3. Then open the octopus's head, squeeze out all its internal organs and clean the ink.
4. As shown in the picture, the internal organs of the removed octopus are all thrown away.
5. Then remove the skin of the octopus and tear it down from the head, as shown in the figure below.
6. Finally, just rinse the octopus again.