Hated Vegetables and Bits in Gratin - S1.E4

Tsumugi is like many young kids: she hates her veggies. Particularly those nasty green peppers! Is it possible for a child to like green peppers? Kouhei and Kotori decide to try and find out by making a delicious and tempting "roll-y" gratin that smothers those wicked peppers with cheese!