Youheidan no Ryouriban (Light Novel)

Azuma Shuri, a young man who aspires to be a chef, was transported into another world one day. There, the one who gave him a place to stay was the leader of a mercenary corps, Gungrave. While serving as an errand boy, Shuri gradually improves his cooking skills, demonstrating his worth as a cook. His food even managed to get through to each of the squad leaders who each had their own preference of food. Beside that, he also helps out with engineering, lending an ear to their woes and love worries… Eventually, Shuri became an indispensable ally of the mercenary corps. However, he still did not know then. That he himself was going to become the Hero.