Once all the milk is added, keep stirring, and bring the sauce to a gentle boil. Reduce the heat and simmer gently for 5 minutes. Season with salt and pepper. Stir in cheese and allow to melt.

and will add flavor and help thicken the cheese sauce. To make the roux, melt butter in a saucepan over medium-low heat.

Make the Roux: Wipe the excess oil from the pan ... They create a smooth and creamy texture, perfect for dishes like cheese ...