Located in the heart of the Côte des Blancs, Avize is a village wine with many Champagne houses. About 400 winegrowers harvest 3,350 tons of grapes annually.[citation needed] Its fermentation within the 12 km of the city cellars gave birth to the most prestigious wines of Champagne: Blanc de blancs. A treasure with flavors of orange and grapefruit that attracted the most beautiful houses in Avize: Moët & Chandon, Veuve Clicquot and Champagne Roederer. Major champagne houses were founded in Avize as De Cazanove (1811), Koch (1820), or Bricout (1966).