1. Soak the cut bones in clean water 12 hours, and soak them in bloodletting water.

2. After soaking, boil with clear water. This step is still to remove blood and foam.

3. After draining water, add appropriate amount of onion, ginger, pepper, cinnamon, apple and pepper, and put them in a pressure cooker to boil.

4, do not open the lid after cooking, turn off the fire and simmer for another 30 minutes, it will be more soft and rotten.

Yangxiezi is a Shandong dish. Because it looks like a scorpion, it is commonly known as the sheep scorpion. It is often used to make hot pot, which tastes delicious. Scorpion is a complete sheep spine with tenderloin and spinal cord. It is a traditional food in China and has the reputation of "king of calcium supplementation".

Scorpion is a delicious snack with good quality and low price. The main raw material is the most nutritious and delicious sheep keel-the complete sheep spine from the neck to the pointed tenderloin and spinal cord. Seen from the cross section, the sheep keel is in the shape of "Ya", and there is a small fork under the "Ya", which is the gorgeous shape of the scorpion, "Sheep Scorpion"