Cooked Rice as Divine Nectar
Annamuthu (Tamil: annam = cooked rice + amuthu = nectar/ambrosia; also Ponnamuthu = 'golden nectar') is the devotional name for cooked rice when prepared and offered as prasādam. The Taittirīya Upaniṣad declares annaṃ brahma — 'Food is Brahman.' Every grain of rice offered to Bhagavān and returned as prasādam becomes a literal transmission of His grace.
Distinguished from Amudhupadi
The CSV notes the distinction: amudhupadi refers to the raw rice measure (the ingredient), while annamuthu refers to the consecrated cooked rice (the prasādam itself). This precision reflects the tradition's care in distinguishing each stage of the offering — from raw ingredient to prepared dish to offered prasādam.
The Central Prasādam
Cooked rice (annam) is the foundation of the South Indian temple prasādam meal. All other dishes — kuzhambamuthu (sambar), kariamuthu (vegetable), sātramuthu (rasam), thayiramuthu (curd) — are accompaniments to the central annamuthu. The meal begins and ends with rice, honoring the Upaniṣadic teaching of food as Brahman.