Charak Samhita
शरीरबलदोषाणां वृद्धिक्षपणकोविदः। श्लेष्माणं मधुरं स्निग्धं मांसक्षीरघृताशिनः ॥५८॥
Kapha is sweet and unctuous, so it is increased by indulging in the diet comprising of excessive meat, milk and ghee. Alkali preparation-kshara has an action of erosion (ksharana) due to which it erodes the gulma and tickles it down from its habitat
english translation
zarIrabaladoSANAM vRddhikSapaNakovidaH। zleSmANaM madhuraM snigdhaM mAMsakSIraghRtAzinaH ॥58॥
hk transliteration by Sanscript