You can find egg whites in the refrigerator section next to the egg beaters. They are normally in a carton. u003cbru003eThey are heat treated to kill any germs, so they can be used straight from the carton without heating them further. You can use the leftovers to make u003ca href=u0022https://cookingwithcarlee.com/bakery-style-white-cake-perfect-for/u0022u003ebakery style white cakesu003c/au003e or egg white omelets.