Upala-bhoga is a particular type of offering performed just behind the Garuda-stambha on a stone slab. That stone slab is called the upala

Expressions researched:
"Upala-bhoga is a particular type of offering performed just behind the Garuda-stambha on a stone slab. That stone slab is called the upala"

CC Madhya-lila

Upala-bhoga is a particular type of offering performed just behind the Garuḍa-stambha on a stone slab. That stone slab is called the upala. All food is offered within the temple room just below the altar of Jagannātha.

CC Madhya 1.64, Translation and Purport:

Every day Śrī Caitanya Mahāprabhu used to see the upala-bhoga ceremony at the temple of Jagannātha, and after seeing this He used to go visit these three great personalities on His way to His own residence.

Upala-bhoga is a particular type of offering performed just behind the Garuḍa-stambha on a stone slab. That stone slab is called the upala. All food is offered within the temple room just below the altar of Jagannātha. This bhoga, however, was offered on the stone slab within the vision of the public; therefore it is called upala-bhoga.