CC Madhya 3.86

tumi khete pāra daśa-viśa mānera anna
āmi tāhā kāṅhā pāba daridra brāhmaṇa
Word for word: 
tumi — You; khete — to eat; pāra — able; daśa-viśa — ten or twenty; mānera — of the measurement of a māna; anna — rice; āmi — I; tāhā — that; kāṅhā — where; pāba — shall get; daridra — poverty-stricken; brāhmaṇa — brāhmaṇa.
Translation: 
Advaita Ācārya accused Nityānanda Prabhu, saying, “You can eat ten to twenty mānas of rice. I am a poor brāhmaṇa. How shall I get so much rice?
Purport: 

A māna is a measurement containing about forty kilos.