Moist Spiced Layered Carrot Cake

Ingredients

• 2 cups all-purpose flour
• 1 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1/2 teaspoon salt
• 1 teaspoon ground cinnamon
• 1/2 teaspoon ground nutmeg
• 1/4 teaspoon ground ginger
• 1 cup granulated sugar
• 1/2 cup packed brown sugar
• 1 cup vegetable oil
• 4 large eggs
• 2 teaspoons vanilla extract
• 2 cups grated carrots (about 3-4 medium carrots)
• 1/2 cup crushed pineapple, drained
• 1/2 cup chopped walnuts or pecans (optional)
• 1/2 cup raisins (optional)
• 8 oz cream cheese, softened
• 1/2 cup unsalted butter, softened
• 4 cups powdered sugar