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Croque Monsieur. The classic French bistro sandwich. Mornay sauce and gruyere cheese lightly broiled takes this "ham and cheese" to another level.

Mornay sauce ingredients:

 

  • 2 1/2 tbsp. butter

  • 2 1/2 tbsp. flour

  • 2 oz or handful shredded gruyere or emmental cheese

  • 2 cups warmed milk

  • 1 egg yolk

  • 1/4 tsp salt

  • 1/4 tsp pepper

  • pinch each of nutmeg and cayenne  easy...both go along way!

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Watch the Tutorial:

Mornay sauce method:

  • Melt butter in pot with medium heat

  • Slowly add the flour mixing into a roux looks like a bunch of little sandy clumps

  • Continue to mix until bubbles form and grittiness cooked out. Reduce heat if necessary so as not to brown

  • Slowly but continuously add the milk and whisk or mix until you have a nice smooth paste with no lumps

  • Add the egg yolk, spices and cheese. Not kidding pinch of nutmeg, it goes along way!

  • Whisk and mix until combined and nice smooth consistency.

  • Remove from heat and cover with plastic wrap until completely cool. 

Sandwich:
Think... cheese, ham, cheese then sealed internally by the mornay
The mornay should be enough for 4-6 sandwiches

 

  • Pre heat oven to 400F/200C

  • Brioche bread best

  • Gruyere or emmental slices min 2 per sandwich

  • Dash of Dijon mustard

  • 1/2 cup shredded gruyere or emmental cheese to top

  • Place sandwiches on parchment paper lined baking sheet

  • Bake for 10 mins

  • Switch to Broil till top melted bubbling browned to your liking approx. 5 mins

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