Charak Samhita
समाक्षिकं कौडविकं तत् सर्वं खजमूर्च्छितम्। स्त्यानं सर्पिर्गुडान् कृत्वा भूर्जपत्रेण वेष्टयेत् ॥५९॥
All of them should be stirred with the help of a stirrer. When it becomes dense, cakes (sarpigud) should be prepared and each of them should be wrapped with thin bark of bhurja tree.
english translation
samAkSikaM kauDavikaM tat sarvaM khajamUrcchitam। styAnaM sarpirguDAn kRtvA bhUrjapatreNa veSTayet ॥59॥
hk transliteration by Sanscript