Anandakanda 1.9.136

1.9.136

nīlīpatrarase mardyaṃ varākvāthe dinaṃ priye /
ruddhvā taṃ saṃpuṭe pacyādanyair viṃśatigomayaiḥ //

It should be ground for a day in indigo-leaf juice and triphalā decoction, O dear one; / sealing it in a container, one should bake it with another twenty cow-dung cakes.