Sweet Potato Soup

Ingredients:

1 tablespoon flour
1 tablespoon unsalted butter (Earth Balance)
1 1/2 cups chicken broth (or vegetable broth, if desired)
1 tablespoon light brown sugar
1 1/2 cups cooked sweet potatoes
1/4 teaspoon ground ginger
1/8 teaspoon ground cinnamon
1/8 teaspoon ground nutmeg
1 cup milk
Salt


Directions:

In a heavy saucepot, over medium-low heat, cook the flour and butter, stirring constantly until roux achieves a light caramel color. 
Add the broth and brown sugar, bring to a boil, then lower to a simmer. 
Stir in the sweet potatoes and spices, bring to a simmer again, and cook for 5 minutes more. 
In a blender, puree the soup in batches and return to saucepan. 
Add the milk, and reheat soup. 
Season with salt and pepper, ladle into warm soup bowls and serve.

http://www.foodnetwork.com/recipes/cooking-live/sweet-potato-soup-recipe/index.html