Preheat oven to 350° F.
In a large bowl, mix all carrot bar ingredients and nuts together. Bake in 9 x 13-inch lightly greased and floured pan for 25 - 30 minutes. While bars bake, mix icing. When bars are baked, cool, spread with icing or sprinkle with powdered sugar. Cut into bars. Share with friends.
Makes: 4