Where Does the Foamy, White Scum When Making Chicken Soup Come From?
The stuff is coagulated protein, held together by fat. While it won’t hurt you, it won’t taste good and it’s best to remove it on purely aesthetic grounds. When protein is heated, it coagulates. That is, its long, convoluted molecules unfold and then clump together in new ways. What happened was that some of your … Read more