Sauternes AOC (Appellation d'Origine Contrôlée) is a prestigious French wine appellation located in the Bordeaux region, specifically in the southern part of Graves. It is world-famous for its sweet white wines, primarily made from grapes affected by *Botrytis cinerea* (noble rot), which concentrates sugars and flavors.

#### **1. Geographic & Climate Characteristics**

- **Location**: Left Bank of the Garonne River, 40 km southeast of Bordeaux.

- **Soil**: A mix of gravel, clay, limestone, and sand, providing excellent drainage.

- **Microclimate**: The region benefits from morning mists from the Ciron River, which promote noble rot, followed by warm, sunny afternoons that dry the grapes and prevent undesirable mold.

Sémillon – highly susceptible to noble rot, providing richness and texture.

Sauvignon Blanc – adds acidity and freshness.

Muscadelle – used in small amounts for floral aromatics.

#### **3. Wine Characteristics**

- **Color**: Golden yellow, deepening to amber with age.

- **Aromas & Flavors**: Apricot, honey, marmalade, citrus zest, tropical fruit, vanilla, and saffron.

- **Texture**: Lush, full-bodied, with balanced sweetness and acidity.

#### **4. Production Rules & Requirements**

- **Minimum Alcohol**: 12% ABV.

- **Residual Sugar**: Minimum 45 g/L (often much higher).

- **Harvesting**: Exclusively by hand, with multiple selective pickings (*tries successives*).

- **Yield Limit**: Maximum 25 hectoliters per hectare.

#### **5. Key Estates & Classifications**

- **Premier Cru Supérieur**: Château d’Yquem (only estate in this category).

- **Other Notable Producers**: Château Rieussec, Château Suduiraut, Château de Fargues, Château Guiraud, Château Coutet.

#### **6. Serving & Pairing**

- **Serving Temperature**: 10–12°C (50–54°F).

- **Pairing**: Foie gras, blue cheese (e.g., Roquefort), fruit-based desserts, or enjoyed as an aperitif.

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