water (with a little salt added

Salted water is water to which sodium chloride (salt) has been added in varying concentrations, typically ranging from 0.5% to 3% by weight depending on culinary application. This simple mixture has been fundamental to food preparation and preservation for millennia, appearing across virtually all culinary traditions. The addition of salt alters water's physical properties, raising its boiling point slightly, increasing its density, and enhancing its ability to extract flavors and denature proteins.

Salted water serves multiple critical functions in cooking: as a cooking medium for pasta, grains, and vegetables; as a brine for curing, pickling, and preserving meats and produce; as a poaching liquid for seafood and poultry; and as a base for stocks and soups. The salt concentration is adjusted based on purpose—lighter brines (3-5%) for gentle cooking, stronger solutions (10-20%) for preservation and curing. Salted water is also essential for seasoning vegetables during cooking and for hydrating grains to enhance flavor development.