Hadith.4259 - Commander of the Faithful (as) said: "Begin with salt at the start of the meal, for if people knew what is in salt, they would prefer it over the tried remedy."
Al-Kāfi #1304“Abu ‘Abd Allah (a.s.), has said that ’Amir al-Mu’minin has said, ‘You must begin your food with salt. Had people known that which is in...
Mīzān al-Ḥikma #1312Imam Ali (AS) said, ‘Start with salt before you eat. If people knew what [benefits] salt has, they would prefer it to tested medicine.