Ikka Koukyuu Ryourichou

Rimi is a young girl who has been searching for her place in the world since she was a child. She has been cooking for the gods in the Kingdom of Harmony, but now she finds herself taken to the harem of the great empire of Kon! A kind doctor of culinary science, a bewitching eunuch, and of course the emperor.... A Chinese-style harem fantasy of exciting encounters and culinary adventures, adapted to manga!

(Source: Hakusensha, translated）