I used two healers (Pure vanilla and snapdragon), Hollyberry, and two of my strongest cookies(sorbet and white lily) You should try getting two healers to keep your cookies alive whils also using your strongest cookies or else you would run out of time.
i recommend using financier magic candy and brulee and focuz atk with brulee also parfait is not the most reliable i would switch out fettucine for financier cuz financier has immunity with mc