Endives au jambon (endives/chicory wrapped in ham and baked in béchamel) is the Nord's most beloved everyday gratin — a dish that appears on virtually every family table at least once a week during the cold months, and that defines the northern French approach to vegetable cookery: substantial, warming, sauce-enriched, and designed to sustain. The Belgian endive (Cichorium intybus, called chicon in the Nord, endive in Paris, witloof in Flemish) was developed in Brussels in the 1850s and became the signature vegetable of the Nord, where it is grown in dark forcing rooms (to keep it white and mild) in vast quantities. The technique: trim and halve 8 endives lengthwise, braise in a covered pan with 30g butter, a teaspoon of sugar, a squeeze of lemon juice, salt, and 3 tablespoons of water over low heat for 30-40 minutes until completely tender and slightly caramelized. The sugar and lemon counteract the endive's inherent bitterness — this braising step is critical and cannot be skipped. Drain the endives thoroughly (excess liquid ruins the gratin). Wrap each braised endive half in a slice of good ham (jambon blanc/jambon de Paris). Arrange in a buttered gratin dish. Make a béchamel: 50g butter, 50g flour, 500ml milk, seasoned with salt, white pepper, and nutmeg. Optionally, stir 100g grated Gruyère or Comté into the béchamel for extra richness. Pour the béchamel over the ham-wrapped endives, scatter with more grated cheese, and bake at 200°C for 25-30 minutes until bubbling and deeply golden. The gratin should be served in its dish — each portion scooped out to include the caramelized endive, the salty ham, the creamy béchamel, and the golden cheese crust.
Endives braised with butter, sugar, lemon (30-40 minutes) to reduce bitterness. Drain thoroughly. Wrap in ham. Béchamel (optionally with cheese). Bake 200°C, 25-30 minutes until golden. Sugar + lemon counteract endive bitterness. Weekly winter staple of Nord households. Belgian endive (chicon/witloof).
The endives must be completely tender after braising — test with a knife, which should slide through without resistance. Press each braised endive gently in a cloth to remove all liquid before wrapping in ham. For the richest version, add 100g grated aged Comté to the béchamel AND scatter more on top — the double cheese creates a remarkable gratin. A pinch of nutmeg in the béchamel is not optional — it bridges the sweet-bitter endive and the creamy sauce. For a variation, replace béchamel with Maroilles sauce: melt 100g Maroilles into 300ml crème fraîche for an intensely northern version.
Skipping the braising step (raw endives are bitter and release water that ruins the gratin). Not draining braised endives (excess liquid makes the béchamel thin and watery). Forgetting the sugar and lemon in the braise (essential to counteract bitterness). Making béchamel too thin (it should coat the back of a spoon heavily — the gratin needs structure). Using cheap ham (good-quality jambon blanc makes a noticeable difference). Under-baking (the top must be deeply golden and bubbling — pale means under-done).
Cuisine du Nord — Philippe Toinard; La Cuisine des Flandres et de la Picardie