INGREDIENTS
1 cup
Carrots, loosely packed
1/2 cup
Pineapple, fresh or canned
1
Egg
1 tsp
Baking powder
1/2 tsp
Baking soda
1 cup
Brown sugar, packed light
1/2 tsp
Cinnamon, ground
1 cup
Confectioners' sugar
1 cup
Flour
1 tsp
Vanilla extract, pure
1/4 cup
Vegetable oil
1/2 cup
Walnuts
3 tbsp
Butter, unsalted
1/2 cup
Sour cream
1/4 teaspoon plus 1 pinch salt