Recipe - Carrot Cake Wmarmalade Cream Cheese Fro

2 cup Unbleached all purpose flour
2 teaspoon Baking soda
2 teaspoon Baking powder
2 teaspoon Ground cinnamon
One half teaspoon Salt
4 lg Eggs
Three fourths cup Vegetable oil
Three fourths cup Sugar
2/3 cup Packed golden brown sugar
One half cup Orange marmalade
One half cup Orange juice
3 cup (lightly packed) grated
Peeled carrots
Three fourths cup Chopped toasted walnuts

FROSTING
4 8oz packages cream cheese;
Room temperature
2 cup Powdered sugar
1 One fourth cup (about) orange marmalade
6 tablespoon (Three fourths stick) unsalted butter;
Room temperature
2 teaspoon Grated orange peel
1 One fourth cup Finely chopped toasted
Walnuts (about 6 oz)