Step 1

Preheat oven to 350º F and lightly grease a baking sheet with butter or non-stick spray.

Step 2

In a medium bowl, whisk together flour, baking soda, baking powder, cinnamon, nutmeg and salt.

Step 3

In a large bowl or mixer, beat cream together vegetable oil, melted butter, sugar and brown sugar for 3-4 minutes, or until fluffy and smooth.

Step 4

Beat in eggs and vanilla extract, then gradually add dry ingredients, mixing until just incorporated.

Step 5

Fold in carrots, raisins and pecans.

Step 6

Pour batter into prepared baking sheet (13x18 inches) and place in oven. Bake for 24-26 minutes, or until toothpick inserted in center comes out clean.

Step 7

Remove from oven and let cool.

Step 8

While cake bakes, beat together cream cheese and butter for 3 minutes, or until fluffy.

Step 9

Beat in vanilla extract and salt, then gradually mix in powdered sugar until desired consistency is reached.

Step 10

Once cake is cool, top with frosting and slice into squares.