Madeira Soup

Madeira Soup

2 1/2 cups chicken stock
2 1/2 cups beef stock
1/2 cup Madeira
4 leeks, washed and chopped
1 onion, chopped
3 tbsp. butter
3 tbsp. all purpose flour
1 lb. fresh mushrooms, chopped
salt and fresh ground pepper to taste

Melt butter in saucepan and add leeks and onions. Cook on medium-low heat for 10 minutes or until tender. Sprinkle with flour and cook for another 5 minutes. Add remaining ingredients and bring just to a boil. Reduce heat and simmer, uncovered, for 30 minutes or until mushrooms are soft.
Place in blender and puree until smooth. Return to pot and heat thoroughly before serving. Garnish with chopped chives.