Classic, mineral, taut Ganevat. No. Jean-Fran?ois Ganevat is a wine producer located in La Combe in the Jura, The hectare (acre) estate is certified biodynamic and planted to jun. A Chardonnay that comes from a limestone terroir, naturally vinified and aged on its own yeasts for 30 months.Ganevat is to Jura what Raveneau is to Chablis or DRC to Burgundy. Jean-François Ganevat—known as Fanfan—is making wine with the inspired magic of an alchemist.