What is the primary grape in the wine Brunello di Montalcino?

Brunello di Montalcino is primarily made from the Sangiovese grape variety, known locally as Sangiovese Grosso. This grape is significant because it embodies the unique terroir of the Montalcino region in Tuscany, which contributes to the wine's distinctive characteristics, such as its rich flavors, high acidity, and aging potential. Sangiovese is celebrated for its ability to produce full-bodied wines with complex aromas, often featuring notes of cherry, plum, leather, and earthy undertones. The specific regulations for Brunello di Montalcino require that the wine must be 100% Sangiovese, ensuring the purity and authenticity of the style and quality associated with this prestigious DOCG designation. The success of Brunello di Montalcino globally can be attributed to the quality of the Sangiovese grape in this region, making it a defining element of the wine's identity.