Wine color practice of saignée (exposing wine to red grape skins for only a short period of time in order to give it a lighter feel closer to that of white wine) or by blending a white wine with a red wine. The presence of a complex mixture of anthocyanins and procyanidins can increase the stability of color in wine. As it ages, the wine undergoes chemical autoxidation reactions involving acetaldehyde of its pigments molecules. The newly formed molecules are more stable to the effect of pH or sulfite bleaching. The new compounds include pyranoanthocyanins like vitisins (A and B), pinotins and
History of French wine the Christian Church made many advances in French winemaking and viticulture with the study and observation of key vineyards sites, identifying the grape varieties that grew best in certain regions and discovering new methods of production. In 1531 it was a monk in the Languedoc region of Limoux that discovered the process of turning still wine into sparkling wine. Though the widespread tale of Dom Pérignon "inventing" the sparkling wine known as Champagne is inaccurate, the Benedictine monk nonetheless made several important contributions to the history of French wine. In 1668, Brother Pierre Perignon was appointed treasurer of the abbey