Stage 4, Provides spices plus the cheese. When the milk is a silky thickened sauce, I whisk in a number of spices plus the shredded cheese. When the cheese has melted into the sauce, I constantly taste and look for seasoning. It’s very likely that some salt should be extra. https://travispkduw.bloguetechno.com/baked-mac-and-cheese-velveeta-block-fundamentals-explained-52773360