Sauce mornay is a béchamel sauce with grated cheese
Servings
1 pint
¼ cup finely grated Parmigiano Reggiano
¼ cup finely grated gruyère cheese
1½ cups sauce béchamel
¼ tsp cayenne pepper
Combine both grated cheeses.
In a saucepan, combine the sauce béchamel and the cayenne.
Stirring constantly, heat the sauce until it comes to a simmer.
Remove the saucepan from the heat and stir in the grated cheese.
Taste for seasoning and adjust with salt and pepper if necessary.
If not served immediately, you may dot the surface with butter to prevent a skin from forming.