Charak Samhita
पूत्वा रसं द्वे च गुडात् पुराणात्तुले मधुप्रस्थयुतं सुशीतम्। मासं निदध्याद्घृतभाजनस्थं पल्ले यवानां परतस्तु मासात् ॥३५॥
Add to this decoction 8 kg of jaggery and 640 gm of honey and keep it in a vessel lined with ghee and place it in a heap of barley for a month.
english translation
pUtvA rasaM dve ca guDAt purANAttule madhuprasthayutaM suzItam। mAsaM nidadhyAdghRtabhAjanasthaM palle yavAnAM paratastu mAsAt ॥35॥
hk transliteration by Sanscript