egg whites for higher meringue
Egg whites are nearly fat-free and cholesterol-free, providing approximately 3.6 grams of protein per large egg white with minimal calories (17 kcal). They are also a source of riboflavin and selenium.
About
Egg whites are the clear albumen portion of chicken eggs, separated from the yolk, composed primarily of water and proteins including ovalbumin, ovotransferrin, ovomucoid, and ovomucin. When whipped, the protein structure denatures and traps air, creating a stable foam with exceptional volume and rigidity. Raw egg whites are translucent and viscous; their functional properties depend on freshness, temperature, and the absence of fat contamination. The whipping capacity and meringue stability are enhanced when egg whites are at room temperature and completely free of yolk, which contains lecithin and would inhibit foam formation.
Culinary Uses
Egg whites are essential for creating meringues, mousses, soufflés, and chiffon cakes, where their ability to incorporate and stabilize air is exploited for volume and texture. In meringue production specifically, egg whites are whisked to soft or stiff peaks and combined with sugar to create either Italian meringue (heated to pasteurization), Swiss meringue (heated over a water bath), or French meringue (uncooked). Egg whites also function as binding agents, clarifying agents in stocks and consommés, and as glazing washes on baked goods. They are valued in both classical pastry work and contemporary cuisine for their neutral flavor and reliable performance.