How long can you keep caviar
The most expensive caviar is also the most perishable. Caviar can be sterilized (50~70 degrees, 1~2 hours) to extend the shelf life, but it will produce a rubbery odor and the taste will become more bready. When a can of caviar is opened, it is best to consume it as soon as it is ready, and it will only keep for a maximum of 2 days. The more advanced the caviar, the more rounded and full particles, the color is clear and transparent, and even slightly golden luster, the higher the grade, the relative incremental increase in the content of fish fat in the caviar, and the relative decreasing salt content, the taste is more viscous, the flavor is more delicate and more refreshing.
What is caviar made of
Caviar comes in many different colors, from light grey to dark black, from purple to red, from white to yellow, and even transparent. What is such brightly colored caviar made of? Is there any mystery behind it?
In fact, caviar, as the name suggests, is a sauce made from the eggs taken from fish. Caviar can be made from almost any type of fish egg, but the most authentic caviar in the world is made from sturgeon eggs. The finest caviar is made from the black eggs of Beluga, a sturgeon from the Caspian Sea.
In addition, there are many other types of caviar on the market today, which are made from the eggs of albacore, salmon, whitefish or cod. These eggs are also processed and have a very tasty flavor.
To make caviar from fish eggs, the fish are first stunned, then the eggs are removed, sifted, cleaned, filtered, and finally selected and sorted by professional tasters. These processes need to be completed within 15 minutes, otherwise the eggs will not be fresh.
Nutritional value of caviar
1. Caviar is very rich in nutritional value, rich in protein, calcium, phosphorus, iron, vitamins and riboflavin, etc., but also rich in cholesterol, which can promote the growth of bone marrow, but also to supplement the human brain. Among them, vitamin A can prevent eye disease, vitamin B can treat foot odor and stunting, vitamin D can prevent rickets.
2. Caviar also contains ovalbumin, globulin, egg-like mucin and fish egg scale protein and other nutrients needed by the human body, and the flavor is also very fresh. Not only that, caviar is also able to beautify the face, delay aging, and prevent hyperpigmentation. Caviar also has a special function, which is able to drive away dryness and itchiness caused by skin allergies and infections, which can lead to make the skin red and become glossy.
Caviar Tips
When the caviar is taken out, the seeds are round and smooth and full, note that there is no other sink, if there is an untidy situation occurs or there is a feeling of smashed flat, then it is recommended not to choose. And caviar its authentic color is normal, for gray or brown. If the grain is very large, and the color has translucent red, then it is inferior.
For caviar, when you first bite, there will be a sea urchin flavor, when you bite again, there will be a fried feeling in the mouth, that feeling will be very sweet, there is a kind of aftertaste left in the mouth. After eating, the mouth is more oily flavor, such is a good caviar.