1, blanching 3~5 minutes.

2, flower armor to sand blanching need to boil water in the pot, cook until the flower armor open shell can be. Flower armor is also called clams, also known as mango snails in the southern region, is a mollusk, the edge of the purple, the shell is ovoid. Before cooking, you need to soak the clams in rice water, so that they can spit out the sand. There are many ways to cook the flower nail, you can make stir-fried flower nail, sauce popped flower nail, flower nail powder, flower nail winter melon soup and so on.