https://en.wikipedia.org/wiki/Négrette
Wine regions. The principal appellation using this variety, Côtes du Frontonnais (red and rosé), requires that 50% to 70% of the blend be the Négrette grape. The other 50% to 30% must be some combination of Cabernet Franc and Cabernet Sauvignon (maximum 25% together), Côt (maximum 25%), Fer (maximum 25%), Syrah (maximum 25%), Cinsaut, Gamay, Mauzac (a …