Herzog Special Reserve Quartet opens with notes of dark cherries, blueberries, and a mouthful of spice and vanilla, complimented by lengthy, developed tannins, finishing with a hint of dark chocolate.This red wine blend of four varieties – 36% Petit Verdot, 31% Cabernet Sauvignon, 18% Malbec and 15% Zinfandel – and was fermented and aged separately, spending nearly 41 months perfecting in both French and American Oak.