Zayd bin Aslam narrates from his father that nabidh of raisins used to be prepared for Sayyiduna Umar (may Allah be pleased with him); he would drink in the evening what was prepared in the morning, and in the morning what (was prepared) in the evening, and no dregs were put into it.
Hadith Referenceالسنن الكبرى للبيهقي / كتاب الأشربة والحد فيها / 17427