Bleach - The Honey Dish Rhapsody
Novel in Japanese version.
Rukia makes sweets for her brother, but when she learns that he likes Renji's spicy foods, she gives her creations to other people and asks Ichigo's help to make a spicy curry, like the one that Rukia makes. she ate at his place. However, Retsu Unohana intervenes and stops him from giving this dish to Byakuya, instead asks him to do something sweet. Determined to offer him something, she then prepares a rice-based porridge for her brother, who is delighted with her efforts.
Japanese version.
Tite Kubo, Makoto Matsubara