Vindigo is filtered through a pulp of red grape skins to give the wine a turquoise hue The Germans gave the world Blue Nun and now Spanish wine makers have begun selling the French the cleverly named Vindigo, marketed as 100% natural despite its bizarre turquoise hue. Vindigo is a 100% chardonnay wine made in AlmerÃa in Andalucia, Spain. It owes its strange colour to the wine being subsequently filtered through a pulp of red grape skins containing anthocyanins (from the Greek anthos – flower – and kyaneos – dark blue). The natural substance is found in blueberries and raspberries as well as black soybeans and black and red grapes. Continue reading...