With the best walnuts from the orchard right next to the La Tourangelle oil mill, slowly roasted, extracted with a press and light filtering, an artisanal method thanks to which 150 years later this exceptional walnut oil is still made, and which is undoubtedly one of the shining jewels of La Tourangelle, the family-run, artisanal company specialising in artisan oils that makes it, and of which they proudly display the gold medal it won at the prestigious Concours Général Agricole in Paris.