Canonica a Cerreto produces 150,000 bottles per year. Chianti Classico both Regular and Reserve accounts for 80% of the production. The balance is a Tuscan IGT called “Sandiavolo”. The regular Chianti Classico is made by Sangiovese grapes and Merlot; the Chianti Classico Riserva is Sangiovese, Cabernet Sauvignon and Merlot. The Sandiavolo is a blend in equal parts of all three grapes.