Sugar Petals are an ingredient that appears in various Papa Louie restaurant time-management games.
In Papa's Mocharia To Go!, they are a holiday-exclusive topping available during Cherry Blossom Festival. They are unlocked when the player reaches Day 6 of the holiday.
In Papa's Paleteria To Go!, they are a holiday-exclusive shaker topping available during Cherry Blossom Festival. They are unlocked when the player reaches Day 4 of the holiday.