Blueberry Zucchini Sheet Cake

Bahan-bahan (24 porsi)

• 1 pound zucchini (about 2 cups shredded, packed)
• 2/3 cup vegetable oil
• 1/4 cup plain Greek yogurt
• 3 large eggs
• 1 cup granulated white sugar
• 2½ cups all purpose flour
• 2 teaspoons baking powder
• 1/2 teaspoon baking soda
• 1 teaspoon ground cinnamon
• 3/4 teaspoon fine sea salt
• 1½ cups fresh blueberries
• 8 ounces cream cheese, (softened)
• 1/2 cup (1 stick) unsalted butter, (softened)
• 1 teaspoon vanilla extract
• 1/4 teaspoon fine sea salt
• 2½ cups powdered sugar