about 5 cups water

Water (H₂O) is a colorless, odorless, and tasteless liquid essential to all forms of life and fundamental to cooking. It is a simple chemical compound composed of hydrogen and oxygen molecules, existing in nature as a solvent in various forms including fresh water from springs, wells, and tap sources, and mineral water containing dissolved salts and minerals from geological formations. In culinary contexts, water serves as the primary medium for hydration, cooking, and extraction of flavors. Its mineral content varies significantly by source—soft water contains fewer dissolved minerals, while hard water contains higher concentrations of calcium and magnesium, both of which affect cooking outcomes, ingredient dissolution, and final dish texture. Distilled water, stripped of minerals through boiling or other processes, is used in specific applications where mineral content would interfere with precise results.

Water is indispensable in cooking for boiling pasta, grains, and legumes; steaming vegetables and proteins; creating stocks and broths; dissolving salt and sugar; and adjusting sauce consistency. It is the base for soups, stews, and braised dishes, and essential for baking and pastry work where precise hydration affects dough development and final texture. Different cooking methods require different water temperatures and qualities—boiling at 212°F (100°C) for pasta and leafy greens, simmering at lower temperatures for gentle extraction of flavors in stocks, and room-temperature water for mixing dry ingredients. The mineral content of cooking water influences outcomes in bean cookery (hard water can slow softening), tea and coffee brewing, and the setting of baking soda in baked goods.