Croque-monsieur with caramelised onions

Name: Croque-monsieur with caramelised onions
Prep time: 20 min
Cook time: 15 min
Total time: 35 min
Yield: 4
Ingredients: 20 g butter; 100 g grated Emmental; 20 g wheat flour; 200 g cooked ham; 200 ml milk; 100 g ready-to-use caramelised onions; 8 slices of sliced sandwich bread

Sandwiches and toast
Oven-baked

A hot ham and béchamel sandwich with a golden cheese topping, with caramelised onions.

Active time25 min

Cooking15 min

Total35 min

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Ingredients

100 g ready-to-use caramelised onions
20 g butter
100 g grated Emmental
200 ml milk
200 g cooked ham
20 g wheat flour
8 slices of sliced sandwich bread

Preparation

Step completed · 1
Preheat the oven to 200 degrees Celsius. Melt the butter, add the flour and stir for 1 minute. Gradually pour in the milk, whisking, and allow to thicken for 4 minutes.
Step completed · 2
Cut each slice of bread in half. Divide the ham and béchamel between half of the pieces, top with the remaining pieces and cover with grated Emmental. Prepare 100 g ready-to-use caramelised onions. Drain the caramelised onions if they release any liquid. Add everything to the dish.
Step completed · 3
Bake for 8 minutes, then brown under the grill for 1 to 2 minutes, keeping an eye on the colour.

Allergens

Gluten
Milk

Variations

French
Croque-monsieur
A hot ham and béchamel sandwich with a golden cheese topping.
20 min active time
Croque-monsieur with Cheddar
A hot ham and béchamel sandwich with a golden cheese topping, with Cheddar.
20 min active time
Croque-monsieur with Comté
Croque-monsieur with Comté. Prepared with Comté instead of grated Emmental.
20 min active time
Croque-monsieur with Gouda
A hot ham and béchamel sandwich with a golden cheese topping, with Gouda.
20 min active time

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Sources and credits

Photo: Au Menu — created with ImageGen at Roch’s request · Editorial permission from Roch for Au Menu; OpenAI terms

Au Menu · AI-generated illustration