Too bad the training ship never trained in cooking. You're not supposed to leave your fingers out like that when cutting up onions, or any food that matter. Also holding the knife like that isn't the best way to control it. No wonder you cut yourself, Kashima.
Terribly made meal even though she gave her all (or shit-looking meal with good taste) but Robba praised her for her good intention and effort, judging by her mended hands. Living alone, Robba turns out to be exceptional at cooking or something.