1 pound russet potatoes, peeled
1 small onion
Kosher salt freshly ground black pepper
1 cup grated carrot
2 tablespoons chopped fresh flat-leaf parsley
1/2 teaspoon ground cinnamon
1/2 teaspoon ground coriander
1/2 teaspoon ground cumin
1/3 cup all-purpose flour or matzo meal
1 large egg, beaten
Vegetable oil or rendered chicken or duck fat, for frying
Applesauce, prepared horseradish and sour cream, for serving