The Compendium of Bheḷa 6.5.43

6.5.43

vasātailaghṛtānāṃ ca prasthaṃ prasthaṃ pradāpayet | pradīptaṃ ca yathāśāntamathainamavatārayet ||

And one should add a prastha each of muscle fat, oil, and ghee; / and when the blazing fire has subsided, one should then take it down.