Youheidan no Ryouriban

A young man named Azuma Akari, who dreams of becoming a chef, accidentally falls into another world. He is taken in by Gangreve, the head of a mercenary group, and joins them to do odd jobs. Over time, Akari proves his worth by using his cooking abilities. The group's leaders are all eccentric, but they bond with Akari through his food. By enhancing the group's meals and occasionally assisting with inventions, he gains the recognition of his fellow mercenaries. Akari remains unaware that he is destined to become a hero.