Spinach Croque-Monsieur

Spinach Croque-Monsieur is a easy French recipe that serves 2. 440 calories per serving. Recipe by Pankaj Sharma on YouTube.

Prep: 14 min | Cook: 22 min | Total: 46 min

Cost: $6.08 total, $3.04 per serving

Ingredients

  • 200 g Young spinach leaves (Wash and coarsely chop)
  • 10 g Butter (About 1 teaspoon)
  • 3 tablespoons All-purpose flour (About 24 g)
  • 10 cl Whole milk (100 ml)
  • 2 tablespoons Mascarpone (About 30 g)
  • 100 g Grated cheese (Gruyère or Emmental) (Grate just before use)
  • 20 g Walnuts (Coarsely chopped)
  • 2 cloves Garlic (Finely grated)
  • 1 nutmeg Nutmeg (Grated just before cooking)
  • to taste Black pepper
  • to taste Salt
  • 4 slices Half-wheat multigrain bread (2 slices per croque-monsieur)

Instructions

  1. Prepare the spinach

    Wash the young spinach leaves, drain them and coarsely chop.

    Time: PT5M

  2. Grate the cheese

    Grate the cheese (Gruyère or Emmental) to obtain about 100 g of grated cheese.

    Time: PT3M

  3. Make the roux

    Melt the butter in a saucepan over medium heat, add the flour and whisk for 3 to 4 minutes until the mixture turns slightly golden.

    Time: PT4M

  4. Incorporate the milk

    Gradually pour in the milk while whisking continuously. Bring to a simmer then mix again.

    Time: PT3M

  5. Thicken the béchamel

    Let the sauce cook for 2 to 3 minutes, stirring until it thickens and coats the back of a spoon.

    Time: PT3M

  6. Add aromatics and mascarpone

    Stir in the spinach, grated garlic, coarsely chopped walnuts, pepper, salt and mascarpone. Mix until homogeneous, then remove from heat.

    Time: PT2M

  7. Preheat the oven

    Preheat the oven to 220 °C while the sauce rests.

    Time: PT5M

    Temperature: 220°C

  8. Assemble the croque-monsieur

    On a slice of bread, spread a generous layer of spinach sauce, sprinkle with grated cheese, then top with a second slice. Repeat for the second croque.

    Time: PT5M

  9. Sprinkle with nutmeg

    Grate nutmeg over the top of each assembled sandwich.

    Time: PT1M

  10. Bake

    Place the croques on the tray and bake for 10 minutes, or until they are nicely browned and the cheese is melted.

    Time: PT10M

    Temperature: 220°C

  11. Rest and serve

    Remove the croques from the oven, let rest for 2 minutes before serving.

    Time: PT2M

Nutrition Facts

Calories
440
Protein
20 g
Carbohydrates
35 g
Fat
25 g
Fiber
4 g

Dietary info: vegetarian, contains dairy, contains nuts

Allergens: gluten, milk, nuts

Last updated: April 7, 2026

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Spinach Croque-Monsieur

Recipe by Pankaj Sharma

A hearty croque-monsieur topped with a creamy spinach, mascarpone and walnut sauce, baked until a golden, crispy crust forms. Ideal for a quick lunch or dinner and vegetarian.

EasyFrenchServes 2

Shop all ingredients on Amazon in one click • Printable PDF with shopping checklist

Source Video
27m
Prep
16m
Cook
10m
Cleanup
53m
Total

Cost Breakdown

$6.08
Total cost
$3.04
Per serving

Critical Success Points

  • Make the roux without burning it
  • Bring the milk to a simmer before thickening the sauce
  • Do not overcook the spinach to preserve its colour
  • Bake until fully golden

Safety Warnings

  • Handle the hot oven (220 °C) with kitchen gloves.
  • The boiling sauce can cause burns; whisk it away from the edge of the pan.

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