Preheat oven to 350. Spray 2 round cake pans or one 13"x9" rectangle cake pan with non-stick cooking spray. (If you prefer, you can grease & flour the pans instead) Set aside.
In a medium bowl, whisk together Flour, Baking Soda, Salt & Cinnamon. Set Aside.
In a large bowl, stir together Oil, Sugar, Brown Sugar, Eggs & Vanilla. Set Aside.
In a third bowl, mix together Carrots, Pecans and Raisins.
Carefully mix dry ingredients into large bowl of oil/sugar mixture. Stir well.
Add in Carrots, Pecans & Raisins. Mix well.
Pour into prepared cake pan(s)and bake 40-45 minutes until toothpick inserted in center comes out clean.
While cake is baking, mix together Cream Cheese, 1/2 C. Softened Butter, Vanilla and Milk. Set aside.
Cool cake for at least 15 minutes then cover with loads of frosting! If you prefer frosting to be more like a glaze, frost as soon as they come out of the oven.