The fastest and cleanest way to clean pig lungs is as follows:

1. Connect the trachea of ??the pig lungs to the faucet and fill it with water. Be sure to let the water fill every part of the pig lungs. parts. The pig's lungs filled with water will swell very much. Then press the pig's lungs hard with your hands to squeeze out the water. After the water is completely squeezed out, connect the faucet until it is full. Repeat this for about 2-3 times and you can see the pig's lungs. It gradually turns white because most of the blood and foam inside have been washed out.

2. Boil water in a pot and cut open the cleaned pig lungs. It should be noted that the lungs should be cut before the water runs out, because they will shrink when cooked again after the water is drained. Cut the lungs into slices of appropriate size.

3. Put the cut pig lungs into the pot and cook. When it boils, a lot of foam will appear. Next, you need to use a colander to remove the foam, and continue to remove it while cooking. until no bubbles appear.

4. Just take out the pig lungs and put them in a basin, wash them with clean water, and wash away the blood clots and foam stuck to them again.

Methods for selecting pig lungs:

1. When selecting pig lungs, choose those with pink, smooth, uniform, elastic, no damage, and no black spots on the surface. Fresh pig lungs.

2. Before choosing pig lungs, you must know which is good and which is inferior. Generally, good pig lungs are elastic to the touch, feel good, are not sticky, and feel lighter when held in the hand; the color of spoiled lungs is brown-green or gray-white, has a peculiar smell, and cannot be eaten.

3. Also note that if there are any abnormalities on the appearance of the pig lungs, it means the pig lungs are stale or diseased and cannot be eaten.