41. When cooking milk, it's important to use low heat and stir frequently to prevent scorching or burning.
42. When milk is cooked at a temperature that is very hot or too high, it can scorch and develop an unpleasant taste. The proteins in the milk can also denature and cause the milk to curdle or separate.
43. To prevent an unpleasant skin from forming on dairy products like pudding, pastry cream, and gravy, cover the surface of the product with plastic wrap or parchment paper before refrigerating. This will prevent a skin from forming on the surface.