1. Cleaning sea urchins: Wash the dried sea urchins thoroughly with clean water to remove impurities and sand on the surface. You can rub it gently by hand to ensure that the surface of the sea urchin is clean.
2. Cut the sea urchin: use a sharp knife to cut the sea urchin from the top. Pay attention to the operation and be careful to avoid the injury caused by the sliding of the tool. After being cut open, the internal organs can be taken out, including internal organs and digestive tract.
3. Cleaning internal organs: soak the cut sea urchin in clean water, and gently rub the internal organs with your hands to remove dirt and residues.
4. Boiling or steaming: put the cleaned sea urchin into boiling water to cook or steam. The time should not be too long, so as to avoid the taste deterioration caused by overcooking.
5. processed and eaten: the processed sea urchin can be made into various dishes according to personal taste, such as being eaten directly, being added into sushi, sashimi or cold dishes, or being cooked with other ingredients.