The egg most often consumed by humans is the chicken egg,which have been eaten by humans for thousands of years.Egg yolks and whole eggs store significant amounts of protein and they are widely used in many types of dishes,both sweet and savory,including many baked goods.Some of the most common preparation methods include scrambled,fried,hard-boiled,soft-boiled,omelettes and pickled. The egg most often consumed by humans is the chicken egg,which have been eaten by humans for thousands of years.Egg yolks and whole eggs store significant amounts of protein and they are widely used in many types of dishes,both sweet and savory,including many baked goods.Some of the most common preparation methods include scrambled,fried,hard-boiled,soft-boiled,omelettes and pickled.