1. When cleaning the pig's large intestine, add some vinegar and a tablespoon of alum to the water, rub it a few times, and then rinse it with clear water to make it clean.

2, buy water such as pig intestines, add some salt and alkali before cleaning, which can reduce its odor.

3. It is also effective to wash pork intestines and bellies with washed rice.

4. Washing pig intestines twice with sauerkraut can basically eliminate the fishy smell.

5。 Your secret recipe can be washed with flour and vinegar several times.

6。 Before putting the fat sausage into the rice washing water, put half a can of cola in it, marinate it for half an hour and then make it thinner, which can quickly wash away the odor of the large intestine.