Charak Samhita
कल्पयेद्गुटिकां चैतच्चूर्णं पक्त्वा सितोपलाम्। गुटिका ह्यग्निसंयोगाच्चूर्णाल्लघुतराः स्मृताः ॥१४८॥
Pills can also be prepared from this formulation after processing it with sugar water on fire. The pills are light to digest because of they are processed on fire.
english translation
kalpayedguTikAM caitaccUrNaM paktvA sitopalAm। guTikA hyagnisaMyogAccUrNAllaghutarAH smRtAH ॥148॥
hk transliteration by Sanscript