Citrus Zest is a standard shaker available in Papa's Cakeria. The shaker is unlocked on Rank 38 with Lorenz.
Citrus Zest is a standard shaker available in Papa's Waffle Mia!. The shaker is unlocked on Rank 54 with Tex.
Citrus Zest is a standard shaker available in Papa's Freezeria Deluxe Refined. The shaker is unlocked on Day 143.
Citrus Zest is a standard dough mixable available in Papa's Scooperia Refined. The dough mixable is unlocked at Rank 11 with Antonio.
Citrus Zest is a standard dough mixable available in Papa's Scooperia Deluxe. The dough mixable is unlocked on Rank 5 with Luigi.
Citrus Zest is a standard pourable topping available in Papa's Bakeria Deluxe. The pourable topping is unlocked at Rank 50 with Sunshine.
Citrus Zest is a standard shaker available to customers in the sweet version of Papa's Crêperia. The shaker is already unlocked from the start of the game.
Citrus Zest is a standard shaker available in Mama's Frogurteria. It is unlocked on Rank 110.