Recipe by Gabe Garcia

Cheese Sauce (Mornay Sauce)

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Dairy Dairy
Medium Medium
6 Servings

No Allergens specified

20 Minutes

French cheese sauces, otherwise called Mornay Sauce, would make the best gnocchi sauce, or taste amazing served over pasta, or simply with a baked potato. . Here is the technique Gabe uses to make a cheese sauce, first making a béchamel then adding egg yolk and some cheese.   Watch Gabe prepare Mornay Sauce in this episode of Under the Hood.



  • 2 tablespoons butter

  • 3 tablespoons all-purpose flour

  • 2 cups whole milk

  • bay leaf

  • pinch of grated nutmeg

Blue Cheese Mornay Sauce

  • 1 cup béchamel (recipe below)

  • egg yolk

  • 1 ounce blue cheese

  • salt, to taste

  • pepper, to taste

Gruyere Parmesan Mornay Sauce

  • 1 cup béchamel (recipe below)

  • 1 ounce Gruyere

  • 1 ounce Parmesan

  • 1 egg yolk

  • salt, to taste

  • pepper, to taste


For the Béchamel


Melt butter in a small pot over medium-high heat.  Add flour, then cook for a minute.  Turn the heat off and cool to room temperature.


In a separate pot heat up milk, bay leaf, and nutmeg. Add the cooled roux to the hot milk and whisk over medium high heat for two minutes until it thickens slightly.

Blue Cheese Mornay


Mix one cup of hot béchamel with an ounce of blue cheese and one egg yolk. Stir till smooth. Add salt and pepper to taste.

Gruyere Parmesan Mornay


Mix approximately one cup of hot béchamel with one egg yolk, one ounce of Gruyere and one ounce of grated Parmesan.  Finish with salt and pepper to taste.

Cheese Sauce (Mornay Sauce)

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Goldie Abrams
Goldie Abrams
1 year ago

Delicious yet time consuming. It’s worth the effort though.