Because of the national reputation of this dish,
some cooks and merchants specialize in making sour shrimp. In the past, people
made this dish at home, but now it is easier to buy it at the market.
This dish can be prepared with any kind of shrimp.
The recipe includes a number of steps that must be performed in a specific
order. First, the fresh, clean, and dry shrimp of approximately the same size
are put in wine along with dry bamboo shoots, garlic, and chili. The
ingredients are kept in a closed container at room temperature for three days.
Then the container is put in a cool, dry place. After five or seven days, the
sour shrimp are ready.