Preparation
Mix vegetable oil, butter, brown sugar, and sugar in a large bowl. Continue to beat the mixture for about 3-4 minutes or until it becomes smooth and fluffy.
Mix in the eggs and vanilla extract. Next, add the dry ingredients. Mix until well combined.
Add raisins, carrots, and pecans.
Place the batter on a 13×18-inch baking sheet and bake. Bake for 24 to 26 minutes or until a toothpick inserted into the center comes out clean.
Let cool in the oven.
Mix butter and cream cheese together for 3 minutes while you bake the cake.
Mix in vanilla extract, and salt, and then slowly add powdered sugar to reach desired consistency.After the cake has cooled, frost it and cut it into squares.
To the instructions