Skandapurana 16.206.39

16.206.39

anyatra phalapuṣpebhyaḥ pānakebhyaśca paṇḍitaḥ..
haste dattvā tu vai snehāllavaṇaṃ vyañjanāni ca..
āyasena ca pātreṇa tadvai rakṣāṃsi bhuñjate..
dvijapātreṣu dattvānnaṃ tūṣṇīṃ saṃkalpamācaret..39..

Except for fruits, flowers, and drinks, a wise man, / having placed salt and cooked dishes in the hand out of affection / or with an iron vessel—indeed, rakṣasas consume that. / Having placed the food in the vessels of the twice-born, he should quietly make the solemn resolve.