
3½ cups all-purpose flour
1 tablespoon ground cinnamon
1 teaspoon baking powder
1 teaspoon baking soda
½ teaspoon coarse kosher salt
½ teaspoon ground nutmeg
1 cup granulated sugar
1 cup packed light brown sugar
1 cup vegetable oil
1 cup canned pumpkin
2 large eggs
1 (8-ounce) package cream cheese, softened
½ cup unsalted butter, softened
2 teaspoons vanilla extract
3 cups powdered sugar, sifted