Mahabharata 13.63.14

घृतक्षीरसमायुक्तं विधिवत्षष्टिकौदनम्उत्तराविषये दत्त्वा स्वर्गलोके महीयते

ghṛtakṣīrasamāyuktaṃ vidhivatṣaṣṭikaudanamuttarāviṣaye dattvā svargaloke mahīyate

Our plain-language meaning of this verse is waiting for scholar review.