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Surströmming comes both ungutted with only the heads removed and as fillets. With the former, the fish is gutted prior to eating, and the backbone and sometimes the skin are removed. The roe is commonly eaten along with the fish. Surströmming is often eaten with tunnbröd, a thin, either soft or crispy bread (not to be confused with ...
Fermented fish is a traditional preservation of fish. Before refrigeration, canning and other modern preservation techniques became available, fermenting was an important preservation method. Fish rapidly spoils, or goes rotten, unless some method is applied to stop the bacteria that produce the spoilage. Fermentation is a method which attacks ...
Rakfisk. Rakfisk served on lefse with onions and sour cream. Rakfisk (Norwegian pronunciation: [ˈrɑ̂ːkfɪsk]) is a Norwegian fish dish made from trout or char, salted and autolyzed for two to three months, or even up to a year. Rakfisk is then eaten without cooking and has a strong smell and a pungent salty flavor. [1]
Kusaya. Freshly grilled kusaya on Hachijō-jima island. Kusaya (くさや) is a salted, dried and fermented fish that is produced in the Izu Islands, Japan. It has a pungent smell and is similar to the fermented Swedish herring surströmming. [1] Bottled kusaya from Niijima island.
Sourdough starter. In food processing, fermentation is the conversion of carbohydrates to alcohol or organic acids using microorganisms — yeasts or bacteria —under anaerobic (oxygen-free) conditions. Fermentation usually implies that the action of microorganisms is desired. The science of fermentation is known as zymology or zymurgy.
The fish swells during this soaking, and its protein content decreases by more than 50 percent, producing a jelly-like consistency. When this treatment is finished, the fish is saturated with lye and inedible, with a pH of 11–12. To make the fish edible, a final treatment of another four to six days of soaking in cold water changed daily is ...
Fish hydrolysate, in its simplest form, is ground up fish transformed into a liquid phase, where the cleavage of molecular bonds occurs through various biological processes. Raw material choice; either whole fish or by-products, depends on the commercial sources of the fish. In some cases, the fillet portions are removed for human consumption ...
Zymology, also known as zymurgy, [a] is an applied science that studies the biochemical process of fermentation and its practical uses. Common topics include the selection of fermenting yeast and bacteria species and their use in brewing, wine making, fermenting milk, and the making of other fermented foods.
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