Croque Madame

Appetizers & Snacks, Snack

Buttery toasted bread layered with vegetarian ham and Gruyère, smothered in creamy béchamel sauce, then grilled until the cheese bubbles and turns golden. The whole thing gets crowned with a fried egg, yolk still runny. It's crispy on the outside, creamy in the middle. Locals love it for good reason: it’s hearty, comforting, and never out of place.

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Prep Time 15 minutes mins

Cook Time 15 minutes mins

Total Time 30 minutes mins

Servings 2

Ingredients 

1x2x3x?

• 4 slices white bread
• 2 slices plant based ham
• 100 gr Gruyère cheese or Emmental
• 25 gr unsalted butter
• 25 gr plain flour
• 300 ml whole milk
• 1 pinch nutmeg optional, but recommended!
• 2 egg
• salt and black pepper

Equipment

1 frying pan

1 saucepan

1 measuring jug

1 whisk

1 grater

1 spatula

1 baking tray

Instructions

1. Make the Béchamel Sauce

• In a small saucepan, melt the butter over a medium heat. Stir in the flour and cook for a minute or two, stirring constantly, until you have a smooth paste. Gradually whisk in the milk, a little at a time, to avoid lumps. Keep whisking until the sauce thickens, then season with a pinch of nutmeg (if using), salt, and pepper. Set aside to cool slightly.

2. Assemble the sandwich

• Preheat your grill to high. Lay out two slices of bread and top each with a slice of vegetarian ham and a generous sprinkle of grated cheese. Spread a spoonful of the béchamel sauce over the remaining two slices of bread and place them, sauce-side down, on top of the vegetarian ham and cheese. Press gently to sandwich together.

3. Cook the Croque

• Heat a little butter in your frying pan over a medium heat. Add the sandwiches and cook for a couple of minutes on each side, until golden and crisp. Place the sandwiches on a baking tray and spread the remaining béchamel sauce over the top of each sandwich, sprinkle with the rest of the cheese, and place under the grill for 3–4 minutes, or until bubbling and golden.

4. Fry the Eggs

• While the sandwiches are under the grill, fry the eggs in a little butter or oil in a separate pan, until the whites are set but the yolks are still runny.

5. Serve

• Place a fried egg on top of each sandwich and serve immediately, with a crisp green salad or a handful of cornichons on the side.

Notes

• While classic French recipes often call for white bread (pain de mie) to let the flavours shine through, feel free to use your favourite bread, it’ll taste just as delicious. Whether you choose sourdough, wholemeal, or another variety, you’ll still enjoy all the comforting flavours of a true Croque Madame!
• No ovenproof pan? Assemble the sandwiches on a baking tray and finish them under the grill.
• Leftovers? (Unlikely, but just in case) Reheat gently in the oven for best results.

About this recipe

Some recipes are not really recipes. They are memories with instructions attached. The Croque Madame is that kind of dish for me. My mother made it for lunch when I was a kid, not as something special, not as a treat, but as a Saturday at home. It is the kind of food that becomes so embedded in your life that you stop noticing it until you are somewhere else and suddenly miss it enormously.

Every French child knows how to make a croque madame before they know how to make almost anything else. It is one of those foundational recipes that teaches you, without ever announcing it, how French cooking actually works, that a good béchamel is not complicated, that quality bread matters, that a properly fried egg is a skill worth developing.

Croque Madame vs Croque Monsieur, what is actually the difference?

The croque monsieur is the original. You will find it in virtually every French bakery, café, and brasserie across France, a toasted ham and cheese sandwich with béchamel, grilled until golden and bubbling. The name comes from the French verb croquer, meaning to bite or crunch, and monsieur, simply meaning mister. Some people write it crok madam. It is the everyman sandwich of France, the thing you order when you are hungry and don’t want to think too hard about it.

The croque madame is the croque monsieur with egg on top. That is the entire difference. But what a difference it makes. The egg, madame rather than monsieur, a playful reference to a lady’s hat, transforms the sandwich from a snack into a proper meal. The yolk, broken over the hot béchamel and melted cheese, creates a sauce of its own. The textures change. The richness increases. A croque monsieur is something you eat at a café. A croque madame is something you make at home on a slow weekend morning when you want to do it properly.

The béchamel is not optional

Some recipes skip the béchamel. Those recipes are incorrect. The béchamel is what separates a croque madame from a glorified French grilled cheese sandwich. It goes on top of the bread before grilling, creating a golden, slightly crisp layer that holds everything together and adds a richness that melted cheese alone cannot achieve.

Béchamel is one of the five French mother sauces, the foundational preparations that underpin enormous amounts of French cooking. Once you understand how to make it, you unlock an entire category of dishes. If you want to go deeper, my guide to the 5 French mother sauces covers all five in detail, including exactly how to get a béchamel right every time without lumps.

The bread matters more than people think

Use proper bread, something with structure that can handle being buttered, filled, sauced, and grilled without collapsing. A good white sandwich loaf or a pain de mie is traditional. Sourdough works beautifully if you want more flavour. Avoid anything too rustic or holey, the béchamel will fall through.

Getting the egg right

The egg should be fried, not poached. You want a set white and a runny yolk, the yolk is the sauce, and a firm yolk defeats the purpose entirely. Cook it in butter over medium-low heat, basting the white gently until just set. A silicone baking mat is useful here for the grilling stage, it protects the base of the bread from direct heat while the top grills, giving you an evenly crisp result without burning the bottom.

Serve immediately. A croque madame waits for nobody.