 So what should you talk about during your demonstration? Well, to receive the highest score on your demonstration, you have to include information on these topics. Egg sizes and grades, the functional properties of eggs, size and scope of the commercial layer industry, the main breed used in commercial egg production, proper egg storage, nutritional value of eggs, parts of an egg, egg terminology, the role of eggs and balanced meals in menu planning, your recipe ingredients and directions for making your dish and the calories per serving.