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water

water boiled

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Boiled water contains no calories, fat, or protein. It may retain or lose minerals depending on boiling duration and source water composition; prolonged boiling can increase mineral concentration through evaporation.

About

Boiled water is potable water that has been heated to its boiling point (100°C/212°F at sea level) and held at that temperature to eliminate pathogens, microorganisms, and some volatile compounds. The process denatures proteins in bacteria and viruses, rendering them inert, and allows chlorine and other volatile impurities to evaporate. Boiled water retains its fundamental composition of H₂O but may have slightly altered mineral content depending on the source water and duration of boiling. This culinary preparation has been practiced for centuries across cultures as both a sterilization method and a cooking technique.

Culinary Uses

Boiled water serves as a foundational ingredient in countless culinary applications: cooking pasta, rice, grains, and legumes; preparing broths, stocks, and soups; blanching vegetables; steeping tea and infusions; and dissolving ingredients such as gelatin or sugar. In many cuisines, boiled water is essential for food safety, particularly in regions where tap water quality is uncertain. It is also used to reconstitute dried ingredients like mushrooms, chilies, or seaweed, and to create cooking mediums for poaching proteins and vegetables.