Al-Sha'bi narrated from his paternal uncle, who said: I kept visiting Ibn Mas'ud (may Allah be pleased with him) for a year, and I never saw him fasting on any day except in Ramadan, and he used to drink strong nabidh from a green earthenware jar.
Hadith Referenceالمعجم الكبير للطبراني / باب العين / 8844