The Compendium of Bheḷa 6.2.25

6.2.25

taiḥ pācayed dhṛtaprasthaṃ samyakpayasi ṣaḍguṇe | grahaṇī dīpyate tena vātagulmaś ca śāmyati ||

with these, one should cook a prastha of ghee properly in six times [as much] milk; / the duodenal digestive fire is kindled thereby, and wind-born abdominal swelling is pacified.