A modern take on the classic “croque-monsieur” sandwich.

A modern take on the classic “croque-monsieur” sandwich.

Main dishes

A classic Belgian dish, reimagined with ham, cheese, and Gruyère, served hot and golden.

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The croque monsieur is a classic, warm sandwich recipe from Belgian cuisine. It’s simple to make and delicious, making it perfect for a quick lunch or an appetizer.

Ingredients and directions

  • Prep time15 min
  • Cook time20 min
  • Total35 min
  • DifficultyEasy
  • CostModerate
  • Cooking methodoven and grill
  • Estimated cost$16.79 $4.20 / serving Estimated price; varies by store. Converted from euros at the ECB rate of October 7, 2026.

Ingredients

4 people
  • $0.39
  • $3.40
  • $1.03
  • $2.13
  • $2.46
  • $3.33
  • $3.85
  • $0.20

Prices from US supermarkets for 6 of 8 ingredients; Belgian prices for the rest.

Directions

  1. Grate the Gruyère and cut the ham into squares the same size as the bread slices. ≈ 8 min
  2. Butter one side of each slice of bread and then layer the unbuttered side with ham and cheese. ≈ 10 min
  3. Cover with a slice of bread. ≈ 3 min
  4. Grill the croque-monsieur for five minutes. ≈ 3 min
  5. Preheat the oven for 10 minutes at 210 °C.
  6. Spread one side of a slice of bread with margarine. ≈ 3 min
  7. Place a half-slice of cheese sandwich, cut diagonally, on a plate. ≈ 3 min
  8. Add half a slice of ham. ≈ 3 min
  9. Place the remaining half of the cheese on top. ≈ 3 min
  10. Place the second slice of bread on top. ≈ 3 min
  11. Spread margarine on the top of this bread. ≈ 3 min
  12. Sprinkle grated Gruyère cheese on top. ≈ 3 min
  13. Bake in the oven at 210 °C for 12 minutes.

The bill

A modern take on the classic “croque-monsieur” sandwich.

  • Bread slices (2 slices per croque monsieur)$0.39
  • Emmental slices (can be replaced with ham and cheese or mozzarella, and cooked with grated Gruyère) (1 slice per sandwich)$3.40
  • Ham (1/2 or 1/4 of a slice per sandwich)$1.03
  • grated Gruyère cheese (1 small package)$2.13
  • mozzarella$2.46
  • goat cheese$3.33
  • chorizo$3.85
  • basil$0.20

Total$16.79

that's $4.20 per person

Estimated price; varies by store.

Before you start

Ingredients

  • Bread slices (2 slices per croque monsieur)
  • Emmental slices (can be replaced with ham and cheese or mozzarella, and cooked with grated Gruyère) (1 slice per sandwich)
  • Ham (1/2 or 1/4 of a slice per sandwich)
  • unsalted butter (may be substituted with salted butter or margarine, depending on the region or personal preference)
  • grated Gruyère cheese (1 small package)
  • mozzarella
  • goat cheese
  • chorizo
  • basil

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