CC Antya 8.40

prabhura nimantraṇe lāge kauḍi cāri paṇa
kabhu kāśīśvara, govinda khāna tina jana
Synonyms: 
prabhura — of Śrī Caitanya Mahāprabhu; nimantraṇe — for invitation; lāge — is required; kauḍi cāri paṇa — four times eighty small conchshells; kabhu kāśīśvara — sometimes Kāśīśvara; govinda — the personal servant of Caitanya Mahāprabhu; khāna — eat; tina jana — three persons.
Translation: 
To invite Śrī Caitanya Mahāprabhu would cost 320 kauḍis [small conchshells]. This would provide lunch for three people, including Śrī Caitanya Mahāprabhu and sometimes Kāśīśvara and Govinda.