Brian Manowitz is the Vegan Black Metal Chef. Clad in demonic armor ("Btw, all of the armor is rubber, not leather."), he demoniacally growls his way through a vegan recipe for Pad Thai. Subtitles are included for those who find it hard to parse out growlspeak.
Vegan Black Metal Chef Episode 1 Pad Thai
(Thanks, Fiver and Zutroy!)