Streusel is a standard top crust available in Papa's Bakeria Deluxe. The top crust is unlocked from the start of the game.
Streusel is a holiday exclusive salad that customers can order in Mama's Breakfasteria during Śeïnik Ǩuliǧep. The salad is unlocked on Day 2 of Śeïnik Ǩuliǧep.
Streusel is a holiday exclusive shaker and mixable available during Thanksgiving in Mama's Frogurteria. It is unlocked on Day 2 of Thanksgiving.
Streusel Crumbs are a standard crumb available in Papa's Cobbleria ReSeasoned. The crumb is available at the start of the game.