Open the big bones and cook them in cold water. After boiling, skim off the foam. After soaking clean, put about ten peppers and onions in the soup, cut into sections, and it is best to put some carrots (because carrots are small ginseng with high nutritional value) to stew together, and put salt when taking the pot; It's best to put enough water at a time, and don't lift the lid half. If it is stewed in a pressure cooker, you can enjoy delicious and nutritious bone soup in ten minutes.