Astanga Hrudaya
परिशुष्कं प्रियं सात्म्यमन्नं लघु च शस्यते । उपवासस्तथा यूषा रसाः काम्बलिकाः खलाः ॥ ४ ॥
Foods which are dry (non-fatty), liked, accustomed and easily digestible are ideal; so also fasting, drinking soups, meat juice (soup), liquid foods prepared from vegetables, buttermilk, curds processed with spices and salt.
english translation
parizuSkaM priyaM sAtmyamannaM laghu ca zasyate । upavAsastathA yUSA rasAH kAmbalikAH khalAH ॥ 4 ॥
hk transliteration by Sanscript