The apple pomace used in this study came from industrialhydraulic presses with an operating capacity of 15,000 kgbelonging to the same cellar in two consecutive harvests (2010and 2011). Nine batches of 50 kg were taken during each har-vest, each of which was dried in an oven with air circulationat 60◦C for 48 h. The different batches of dry pomace werehomogenized and placed in 6.8 kg portions, keeping them insealed bags to preserve them from moisture until the time offermentation.