1. Flour cleaning: There is a greasy and sticky liquid on the surface of conch. When cleaning, you can use a large conch to mix in a proper amount of flour, so that the surface is evenly stained with flour, and then rinse it with clear water. 2, salt and sesame oil cleaning: after cleaning the surface of the conch, put it into a basin, pour water into the conch, add a proper amount of sesame oil and a little edible salt to the water, mix well and soak for 4-5 hours.

1. Flour cleaning: There is a greasy and sticky liquid on the surface of conch. When cleaning, you can use a large conch to mix in a proper amount of flour, so that the surface is evenly stained with flour, and then rinse it with clear water.

2, salt and sesame oil cleaning: first clean the surface of the conch, put it in a basin, pour water into the conch, add a proper amount of sesame oil and a little edible salt to the water, mix well and soak for 4-5 hours. Conch will spit out all the sand in the water and then wash it with clear water.

3. Baking soda cleaning: When cleaning the conch, you can put a proper amount of baking soda in the water, then soak the conch in the water for two hours, and then rinse it repeatedly with clear water.