OB (Chapter 180)
Miruku was the one who said that the flour Anna used was expired, and not to use expired flour or someone could
get sick. She then showed her the germie that was on the cake, saying that this might be the reason why Natsume Hyūga ruined the cake with tea. Miruku is later mentioned to be the one who told Anna about the legend of the last dance. She is seen with Anna with a solid chocolate cake that falls over, luckily Tsubasa was there to use use his Alice to stop it from falling.
She may have the Cooking Alice like Anna. She is a student of the Technical Ability class as is confirmed when she is seen working the cafe with Anna at the Alice Festival.