Preparation materials: 2 pieces of pig bones, 2 pieces of ginger, 1 root onion, proper amount of salt and water.

Step 1: First, break the pig bones into two pieces and soak them in water for 2 hours.

Step 2: Then put a proper amount of water and pig bones into the pot.

Step 3: ignite and heat, skim the blood foam, then take out the pig bones and drain the water.

Step 4: Put the pork bone, water, onion and ginger slices into the pot.

Step 5: Cover and press for 25 minutes.

Step 6: After 25 minutes, put the prepared salt into the pot and stir well.

Step 7: Then put it in a bowl.