CC Madhya 12.165

pulina-bhojana kṛṣṇa pūrve yaiche kaila
sei līlā mahāprabhura mane smṛti haila
Word for word: 
pulina — in the forest; bhojana — eating; kṛṣṇa — Lord Kṛṣṇa; pūrve — formerly; yaiche — as; kaila — performed; sei līlā — the same pastime; mahāprabhura — of Śrī Caitanya Mahāprabhu; mane — in the mind; smṛti haila — there was remembrance.
Translation: 
Lord Śrī Kṛṣṇa had previously taken His lunch in the forest, and that very pastime was remembered by Śrī Caitanya Mahāprabhu.