Healthy Carrot Cake

INGREDIENTS

• 1 3/4 cups flour
• 2/3 cup whole wheat flour
• 2 teaspoons baking soda
• 2 teaspoons cinnamon
• 1 teaspoon nutmeg
• 1/4 teaspoon salt
• 1 large egg
• 2 large egg whites
• 1 1/4 cups brown sugar, packed
• 1/4 cup vegetable oil
• 3 cups carrots, shredded
• 2/3 cup buttermilk
• 1 cup crushed pineapple, drained
• 3/4 cup raisins
• 8 ounces neufchatel cheese
• 2 cups powdered sugar
• 1 teaspoon vanilla extract
• 2 teaspoons skim milk