Mahabharata 3.135.20

स्वाध्यायार्थे समारम्भो ममायं पाकशासनतपसा ज्ञातुमिच्छामि सर्वज्ञानानि कौशिक

svādhyāyārthe samārambho mamāyaṃ pākaśāsanatapasā jñātumicchāmi sarvajñānāni kauśika

Our plain-language meaning of this verse is waiting for scholar review.