1/2 cup all-purpose flour

1 cup whole-wheat flour

1 teaspoon baking soda

1/4 teaspoon salt

1 1/2 teaspoons ground cinnamon

1 teaspoon ground ginger

1/2 teaspoon grated nutmeg

2/3 cup vegetable oil

1 (4oz) jar carrot puree (carrot baby food) or applesauce

1 cup firmly packed brown sugar

2 large eggs

1/2 teaspoon vanilla

1 1/2 cups carrots, grated

1/3 cup golden raisins (optional)

1/3 cup walnuts or pecans, finely chopped (optional)

12 paper or foil baking cups/pan liners

4 ounces Neufchâtel or reduced-fat cream cheese, softened

3 tablespoons powdered sugar

1 Tablespoon lemon juice

1 teaspoon fresh lemon zest (optional)