2 cups All Purpose Flour
1 cup white sugar
1/2 cup brown sugar
3/4 cup vegetable oil
2 cups finely grated carrots
2 large eggs
1/2 cup buttermilk
2 tsp baking powder
1/2 tsp bicarbonate of soda
2 tsp vanilla
1 tsp ginger powder
2 tsp cinnamon
1/2 tsp nutmeg
1/2 tsp salt
1/2 cup raisins (optional)
3/4 cup chopped walnuts