Bhagavad Gita 17.10

यातयामं गतरसं पूति पर्युषितं च यत्।उच्छिष्टमपि चामेध्यं भोजनं तामसप्रियम् ॥१७.१०॥

yātayāmaṃ gatarasaṃ pūti paryuṣitaṃ ca yatucchiṣṭamapi cāmedhyaṃ bhojanaṃ tāmasapriyam

That which is stale, tasteless, putrid, rotten, rejected, and impure is the food liked by the Tamasic.

गीता