1, add salt and vinegar to the tripe, rub it repeatedly with both hands until the mucus solidifies and separates, and then wash the tripe.

2. Turn the tripe upside down, add proper amount of salt and vinegar, wash away the mucus, and finally rinse it with clear water.

3. Divide the tripe into small pieces, put it in a cold water pot, scrape it with a knife while heating, take it out after the water boils and the tripe becomes soft, and rinse it repeatedly with water.