
On the edge of Lake Geneva in the tiny harbour village of Séchex, this €€€ modern cuisine restaurant draws directly from the water — whitefish, pike, trout and crayfish sourced from a sixth-generation family fisherman operating just offshore. The kitchen applies rigorous technique to lake-caught fish and mountain-foraged herbs, with three guestrooms available for those who want to extend the stay.

A Port Table Built Around What the Lake Gives Up Each Morning
The approach to Séchex is itself an orientation in geography. The village sits on the southern shore of Lake Geneva, east of Geneva and west of Thonon-les-Bains, where the Haute-Savoie meets the water in a series of small, working ports that most visitors pass without stopping. Séchex is one of those ports. It has a harbour, a fisherman, and now a restaurant whose supply chain begins a few hundred metres offshore and ends on the plate the same day. That compression of distance between catch and kitchen is not a marketing conceit here — it is the structural fact around which the entire menu is organised.
Lake Geneva occupies a specific and underappreciated position in European freshwater gastronomy. Its depth, cold inflows from Alpine tributaries, and relatively protected ecology support a population of fish — omble chevalier (Arctic char), féra (whitefish), brochet (pike), truite (trout), and écrevisses (crayfish) , that have sustained lakeside communities for centuries. The French shore, between Thonon and Geneva, retains a small number of professional fishermen working with traditional nets, a practice that has contracted sharply over the past few decades as commercial pressure and regulatory changes have thinned the trade. At Séchex Nous, the supply runs through Ludovic Moleins, sixth-generation fisherman and brother of the front-of-house partner Manon Moleins-Plassat, who continues to cast nets from the same port where the family has worked for generations. This is not a chef-sourcing-a-supplier relationship; it is a family operation in which the restaurant and the fishing practice are extensions of each other.
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Get Exclusive Access →What Rigorous Technique Does with Lake Fish
French regional cooking has long maintained a productive tension between the richness of classical saucing and the delicacy required by freshwater fish. The Loire and Burgundy traditions leaned into beurre blanc and cream reductions; the Alpine tradition, closer to Swiss and Italian influences, has always worked with lighter, more mineral profiles. Séchex Nous sits clearly in the latter current. The kitchen, run by Lucas Dumelie, applies what Michelin's inspectors describe as rigorous cooking techniques to ingredients whose quality argues against overworking them. The phrase matters: rigour here implies precision and restraint rather than elaboration.
The dishes in evidence from Michelin's assessment signal exactly that orientation. Arctic char with spinach leaf, garden herbs, and marinière sauce keeps the fish as the subject of the plate, with the sauce providing salinity and the herbs providing lift without obscuring the char's texture. Whitefish lacquered in kalamansi with glazed gherkins and tarragon beurre blanc is more technically layered , the kalamansi citrus providing acidity against the fatty richness of the féra, the gherkins adding a sweet-sharp register, the beurre blanc tying the elements together with enough fat to carry the flavour across the palate. These are not simple preparations, but the complexity is in the balancing rather than in accumulation of components.
The mountainous hinterland behind the lake contributes the kitchen's secondary vocabulary. Vegetables, herbs, and aromatic plants grown at altitude in Haute-Savoie carry a concentration and intensity that flatland equivalents often lack. Shorter growing seasons, cooler nights, and high-altitude soils produce herbs with more pronounced essential oils and vegetables with tighter cell structures. The kitchen appears to understand this as a complement to the lean, mineral character of lake fish rather than a contrast to it , mountain and water as two registers of the same Alpine environment.
Where Séchex Nous Sits in the Regional Picture
Haute-Savoie has an established tier of serious restaurants, many of them mountain-oriented in both setting and supply. Flocons de Sel in Megève operates at the upper end of the Alpine luxury bracket. The regional tradition also connects outward to French gastronomy's broader landmarks: Paul Bocuse - L'Auberge du Pont de Collonges in Collonges-au-Mont-d'Or, Troisgros - Le Bois sans Feuilles in Ouches, and Bras in Laguiole each represent a different strand of how French regional kitchens have built reputations on sourcing specificity and place identity. Séchex Nous belongs to this conversation at a different scale: it is a small-port restaurant with a Michelin citation and a supply chain that most larger establishments cannot replicate, precisely because it depends on a single family fisherman working a single stretch of lake.
The €€€ price positioning places it in the same tier as De Swarte Ruijter in Holten and Borkonyha Winekitchen in Budapest , modern cuisine operations at the mid-to-upper price point that trade on sourcing and technique rather than spectacle. At that price level, the question is always whether the cooking justifies the positioning against more obviously flagged competitors. Here, the answer is structural: you are paying partly for proximity to a supply chain that does not exist elsewhere.
For reference points further afield in French fine dining, Mirazur in Menton has built its entire identity on coastal geography and garden sourcing along the Mediterranean. Auberge de l'Ill in Illhaeusern represents the longer tradition of French regional cooking anchored to a single waterway. Séchex Nous is operating within this same logic , the lake as both larder and identity , at a smaller scale and in a less-travelled corner of the country.
Planning a Visit
Séchex sits roughly equidistant between Thonon-les-Bains and Evian-les-Bains on the D1005 lakeside road, accessible by car from Geneva in under an hour. The restaurant occupies the harbour at 2 Route des Meules in Margencel. Three guestrooms are available for overnight stays, which shifts the planning calculus considerably: arriving from Geneva or Lyon for a dinner that extends into a lakeside night is a more contained proposition than a return trip the same evening. Those guestrooms also make the restaurant relevant to the broader Margencel accommodation picture , see our full Margencel hotels guide for context on what else the area offers.
Given the reliance on daily lake catches, the menu will shift with what is available , visiting in spring or early autumn, when water temperatures support the most active fishing periods, is likely to produce the widest range of lake fish on the menu. Reservations are advisable given the small scale of the operation; a restaurant of this type in a village of this size does not carry large covers, and the combination of Michelin recognition and limited seats creates direct demand pressure.
For a fuller picture of what the area offers beyond this address, see our full Margencel restaurants guide, our full Margencel bars guide, our full Margencel wineries guide, and our full Margencel experiences guide.
Frequently Asked Questions
- What kind of setting is Séchex Nous?
- The restaurant occupies the small working harbour of Séchex on the French shore of Lake Geneva, in the Haute-Savoie commune of Margencel. At the €€€ price point with a Michelin citation, it functions as a destination table for visitors to the Geneva–Evian corridor , intimate in scale, located directly on the water, with three guestrooms for overnight stays.
- What should I eat at Séchex Nous?
- The menu is built around freshwater fish from Lake Geneva , whitefish, Arctic char, pike, trout, and crayfish , sourced from a sixth-generation family fisherman operating from the same port. Michelin's assessment highlights Arctic char with garden herbs and marinière sauce, and whitefish lacquered in kalamansi with tarragon beurre blanc as representative of the kitchen's approach: precise technique applied to lake fish, supported by Alpine herbs and vegetables.
- Is Séchex Nous suitable for children?
- At €€€ pricing in a small, quiet harbour setting, this is a considered-dining environment rather than a casual family stop.
Fast Comparison
These are the closest comparables we have in our database for quick context.
| Venue | Cuisine | Price | Awards | Notes |
|---|---|---|---|---|
| Séchex Nous | €€€ · Modern Cuisine | On the shores of Lake Geneva, a love story and a fish restaurant in one! Manon M… | This venue | |
| Alléno Paris au Pavillon Ledoyen | Creative | €€€€ | Michelin 3 Star | Creative, €€€€ |
| Kei | Contemporary French, Modern Cuisine | €€€€ | Michelin 3 Star | Contemporary French, Modern Cuisine, €€€€ |
| L'Ambroisie | French, Classic Cuisine | €€€€ | Michelin 3 Star | French, Classic Cuisine, €€€€ |
| Le Cinq - Four Seasons Hôtel George V | French, Modern Cuisine | €€€€ | Michelin 3 Star | French, Modern Cuisine, €€€€ |
| Plénitude | Contemporary French | €€€€ | Michelin 3 Star | Contemporary French, €€€€ |
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