The vast majority of ciders are made from a blend of different apple varietals. However, sometimes cider makers—especially orchard-based outfits—will create a cider from only one variety of apple. Sometimes ciders are promoted as being a single varietal i.e. Honeycrisp, Fuji or Golden Russet etc., but may not be 100% made from a single varietal. I am not a stickler in these cases, and I classify a cider as belonging to a single varietal style even if it is just marketed as one