Main ingredient: pig's feet 500g, dry kelp 100g

Accessories: salt moderate, onion and ginger moderate, pepper moderate, pepper moderate

Step one: prepare the ingredients .

Step 2: kelp soaked and washed in advance; let play kelp knots spare, fresh pig's feet with firewood to the skin, wash and chop the block spare; prepare ginger moderate; pepper a few grains.

Step three: casserole into the cool water; put the chopped pig's feet clean into the casserole; add ginger, pepper four or five; drop a few drops of white vinegar on the fire boil

Step four: skimming with a spoon to remove the froth.

Step 5: Cover the lid and turn the fire to simmer for one hour.

Step 6: When the pig's trotters are cooked and the soup is creamy, you can put in the seaweed.

Step 7: Add kelp and simmer for 20 minutes.

Step 8: Finally add salt; pepper to taste.

Step 9: Finished product.?