Harapeko na Joushi no I wo Tsukamu Houhou: Sasen Saki wa Kyuutei Madoushi no Senzoku Chef

Having earned his boss' displeasure, Wilfried, who became a royal magician at a young age, was demoted and thrown into the weirdo's den, the division who did nothing but eat. He is assigned to be Ester's personal chef and his job entails feeding her and stopping her from running away from work.