Cabernet Sauvignon

The Story

In the 1976 Judgment of Paris, California's Stag's Leap Wine Cellars shocked the world when its 1973 Cabernet beat legendary Bordeaux wines in a blind tasting. French judges were mortified. The wine world was never the same.

Insider Story

The Judgment of Paris was rigged to fail. Organizer Steven Spurrier expected French wines to win easily, validating European superiority. The tasting was only covered by one journalist—Time Magazine's George Taber. When California won, French judges claimed their palates were 'tired' and tried to get their scorecards back. Judge Patricia Gallagher admitted she thought she was scoring the French wines highest. The French wine establishment refused to acknowledge the results for decades. Meanwhile, that $6 bottle of Stag's Leap now sells for $25,000+ at auction.

But here's what nobody talks about: Warren Winiarski (Stag's Leap owner) used UC Davis clonal research and temperature-controlled fermentation—technology French châteaux dismissed as 'industrial.' The 1973 vintage was also a fluke—California had perfect weather while Bordeaux had rain during harvest. Winiarski himself admits the '74 and '75 weren't as good. Still, it permanently changed the industry.

Technical Deep Dive

Cabernet Sauvignon is a late-ripening variety requiring 2,500+ heat units (GDD). The small berries (0.5-0.6g) with high skin-to-juice ratio (1:12) create massive tannin and phenolic content. Most producers use extended maceration (25-35 days) and new French oak (30-100%). The thick skins contain high methoxypyrazines—that 'green bell pepper' note people either love or hate. Great Cabernet needs 10+ years because those tannins are literally astringent when young.

Clonal selection matters enormously: Clone 337 (Heritage) gives structure and age-worthiness. Clone 4 (See) produces jammy fruit. Clone 169 has tiny berries and massive tannins. Most top producers blend multiple clones—Opus One uses 5+, each fermented separately.

Rootstock is equally critical. Most Napa Cab is on 110R or 1103P (phylloxera-resistant), but these vigorous rootstocks can over-crop. Screaming Eagle uses less vigorous 101-14 for tiny yields. Harlan Estate grafts mid-season to control vigor.

Industry Secrets

The dirty secret of Napa Cabernet: most 'estate' wines blend fruit from multiple AVAs to hit that house style. Look for 'Napa Valley AVA' vs. 'Oakville AVA'—the former can source from anywhere in Napa. Single-vineyard designations are the real deal.

Another secret: those 'perfectly ripe' Napa Cabs? Many are harvested at 26-28° Brix (natural sugar), then watered back to 24° Brix to reduce alcohol. It's legal and called 'must adjustment.' Your 14.9% ABV Cab was probably 16%+ before adjustment.

Finally: the '100 point' game is real. Some producers hold back wine, wait for reviews, then release based on scores. Screaming Eagle doesn't do futures—they wait for Parker scores before releasing. Smart business, but it creates a false market.

More red grapes

• Caíño
• Caiño Tinto
• Calitor
• Callet
• Camaralet