Al-Husayn ibn Said, from al-Hasan ibn Ali ibn Faddal, from Abdullah ibn Bukayr, from Muhammad ibn Muslim, from Abu Ja’far عليه السلام, peace be upon him:
Imam عليه السلام said: “There is no harm in the fasting man tasting the pot (of cooking).”
Ali Akbar al-Ghaffari
Tahdhīb al-Aḥkām fī Sharḥ al-Muqniʿah, vol. 4, p. 388