Here is the ingredient list of the egg I ate this morning:
Egg, salt.
Here is the ingredient list of the "egg" that Dunkin' Donuts serves in its egg sandwiches:
Egg Whites, Water, Egg Yolks, Modified Corn Starch, Natural Sauteed Flavor (Soybean Oil, Medium Chain Triglycerides, Natural Flavor), Salt, Artificial Butter Flavor (Propylene Glycol, Artificial Flavor), Xanthan Gum, Citric Acid, Coarse Ground Black Pepper.