 Vins Doux Naturels are " naturally sweet " wines that have been fortified with brandy to stop fermentation , leaving residual sugar to add sweetness to the wine . The majority of Languedoc sweet white wines are made with a variety of Muscat grapes . The red fortified wines of the Banyuls are made from Grenache grapes , normally have an alcohol level between 16 and 17 % and carry residual sugars in the 8 to 12 % range . 
 Vins Doux Naturels <a href='drop_aux' title='1'><mark>are</mark></a>" naturally sweet " wines <a href='null_relcl' title='2'><mark>that</mark></a><a href='been_done' title='3'><mark>have</mark></a> been fortified with brandy to stop fermentation , leaving residual sugar to add sweetness to the wine . The majority of Languedoc sweet white wines are made with a variety of Muscat grapes . The red fortified wines of the Banyuls are made from Grenache grapes , normally <a href='got' title='4'><mark>have</mark></a> an alcohol level between 16 and 17 % and carry residual sugars in the 8 to 12 % range . 
Vins Doux Naturels " naturally sweet " wines done been fortified with brandy to stop fermentation , leavin residual sugar to add sweetness to the wine . da majority of Languedoc sweet white wines r made with a variety of Muscat grapes . The red fortified wines of the Banyuls arrade from Grenache grapes , normally got an alcohol level between 16 and 17 % and carry residual sugars in the 8 to 12 % range .