Zucchini and Ginger Naked Cake with Ginger Cream Cheese Frosting

Name: Zucchini and Ginger Naked Cake with Ginger Cream Cheese Frosting
Ingredients: Unsalted butter, for the pans; 3 1/2 cups all-purpose flour, plus more for the pan; 1 1/2 pounds zucchini; 2 teaspoons baking powder; 1 1/2 teaspoons baking soda; 1 1/4 teaspoons salt; 1 1/2 teaspoons ground cinnamon; 1 teaspoon ground ginger; 1/2 teaspoon ground cloves; 2 cups light brown sugar; 4 large eggs; 1 1/3 cups vegetable oil; 3/4 cup whole milk; 1 1/2 tablespoons finely grated fresh ginger; 1 1/2 teaspoons vanilla extract; 24 ounces cream cheese, softened; 2 sticks (1 cup) unsalted butter, softened; 6 cups confectioners' sugar; 1/2 cup finely chopped crystallized ginger, plus a few pieces sliced into thin strips, for garnish