Isekai Healthy Kitchen Isekai Kenkou Shokudou Isekai Kitchen: Around Thirty Eiyoushi no Second Life Parallel Universe Kitchen 異世界健康食堂 ～アラサー栄養士のセカンドライフ～

Asayama Touya, a registered dietician, is suddenly sent to another world with his little sister Momoka. They stumble across a restaurant specializing in healthy food, but it ends up that the people of this world believe that food can be healthy and taste good at the same time. Armed with his knowledge as a dietician, Touya begins working at the restaurant in hopes of changing the worlds view of food and healthy eating.