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egg white

egg whites and 5 whole eggs

OtherYear-round availability from commercial sources; free-range and pasture-raised eggs show seasonal variation in yolk color and nutrient density, with spring and summer production offering richer yolks.

Egg whites provide high-quality complete protein (approximately 3.6 grams per large white) with minimal calories and no fat. Whole eggs are excellent sources of choline, lutein, zeaxanthin, and selenium, with the yolk containing fat-soluble vitamins A, D, and E.

About

Egg whites are the translucent, viscous albumen surrounding the yolk of a chicken egg (Gallus gallus domesticus), comprising approximately 60% of the egg's total weight. Composed primarily of water (90%) and proteins (10%), egg whites are nearly fat-free and contain no cholesterol, unlike the yolk. The protein structure includes ovalbumin, ovotransferrin, ovomucoid, and lysozyme, which provide unique functional properties in cooking.

Whole eggs consist of both the egg white and the yolk together, with the yolk contributing fat, cholesterol, lecithin, and fat-soluble vitamins. The ratio of white to yolk affects the functional outcome in recipes: whites provide leavening and structure, while yolks contribute richness, emulsification, and binding properties.

Culinary Uses

Egg whites are employed primarily for their protein denaturation and foaming properties, essential in meringues, soufflés, mousses, and angel food cakes. They serve as a binding agent in forcemeats and terrines, clarify broths, and provide moisture and structure in baked goods with minimal fat content.

Whole eggs function as a versatile binder, emulsifier, and leavening agent across cuisines. They are fundamental in custards, mayonnaise, hollandaise, omelets, scrambled preparations, and baked goods ranging from breads to pastries. The yolk's lecithin naturally emulsifies fats and liquids, while the egg white provides stability and lift.