You said the green and black shrimp is Rochester shrimp, in fact, is not green and black. Rochester shrimp body color is light greenish blue and brownish-yellow mottled, male shrimp the second step foot more than lieutenant blue. Body color is also often with the habitat of the water environment and change, water transparency and become lighter; water transparency is small, the body color is often darker.

The following look at a Rochester shrimp practice.

Spicy roach prawns

Ingredients

Live prawns (roach prawns) moderate

Scallion and ginger moderate

Spicy roach appropriate

Methods

Steps

Step 1, prawns to cut off the whiskers and pincers washed; the pot of ginger and scallion, put enough water to submerge the prawns to a boil;

Step 2, put the prawns and the pincers, and the water is enough to drown the prawns to a boil;

Step 2, put the prawns to the water.

Step 2: Add the prawns and cook over high heat until the shells turn red and the prawns bend, then turn off the heat; after cooling, remove the green onions and ginger, strain the water and put the prawns into a clean bowl with a lid;

Step 3: Pour in the marinade to submerge the prawns and put the lid in the fridge to cool down for two hours, then serve.

The nutritional value of prawns:

Protein

The prawns contain 20% protein, is one of the high protein content of food, is fish, eggs, milk a few times to dozens of times.

Amino acids

Prawns are not high in valine, one of the essential amino acids, compared to fish, but are a nutritionally balanced source of protein. In addition, prawns contain glycine, and the higher the level of this amino acid, the sweeter the prawns will taste.

Taurine

Taurine contained in prawns is effective in preventing metabolic syndrome as it can lower blood pressure and cholesterol in the body.

Trace element zinc

The prawns are rich in trace elements of zinc, it can improve the lack of zinc caused by human taste disorders, growth disorders, skin discomfort and sperm deformities and other diseases.

Magnesium

The magnesium contained in prawns has an important role in regulating the heart's activity, and can well protect the cardiovascular system. It can reduce serum cholesterol values, preventing atherosclerosis, but also expand the coronary arteries, which is conducive to the prevention of hypertension and myocardial infarction.

Calcium

The prawn skin is rich in calcium, but also contains a kind of animal fiber known as chitosan, which is a kind of polysaccharide, can not be digested and absorbed by the human body, after chemical treatment and dissolve it in water can be made into chitosan health food.