Rocca di Frassinello ★ 4.6
Joint venture between Castellare di Castellina and Domaines Barons de Rothschild (Lafite), housed in a Renzo Piano-designed cellar at Gavorrano. Baffonero, a 100% Merlot, is the prestige bottling.
Tasting: Tours of the Renzo Piano-designed cellar, vineyard walks and tasting flights by reservation; the cellar's underground barrel hall is a destination in itself.
Signature wines: rocca-di-frassinello, rocca-di-frassinello-baffonero, rocca-di-frassinello-le-sughere
Scores: Wine Advocate 95 (2018), Vinous 94 (2018)