Use a brush or gauze, such as a toothbrush or a brush used to wash pots and pans to vigorously brush the surface of mussels, most of the surface of the seaweed brush away; use a knife to scrape off the shellfish in the surface of the mussels, rinse with water.
Then pull out the moss that is growing on the flesh of the mussels, slowly by hand, sometimes with a little force, so be careful.
Pour the tamarind into a pot, add the right amount of water, so that all the tamarind are submerged, add a little salt, and let it rest for about 1 hour, so that it fully spit out the dirt, you can change the water 1-2 times.
In addition to these cleaning methods, you can also use a knife and other tools, will be two pieces of mussels shell pry open, as follows, so that directly rinse the meat, if it is to be used to barbecue and so on can be so clean.
There is also a cleaning method that only wants to retain the meat, is to put the tamarind into the boiling water for a few minutes, until the tamarind mouth are open, the tamarind meat one by one, and then rinse with water, but this method is only suitable for the kind of tamarind taste requirements are not high diners, because this method will lose the kind of tamarind itself sweet flavor.