Soupe à l'Oignon

Ingredients

 * 1 large Onion, thinly sliced
 * 2 cups dry white wine
 * 2 Tablespoons unsalted butter
 * 6 cups unsalted chicken stock
 * 6 slices crusty baguette
 * 2 cups (5 ounces) freshly grated Gruyere or Emmental Cheese

Directions

 * 1) Preheat the oven to 425°F.
 * 2) Combine the Onion, wine,and butter in a baking dish and braise, uncovered, until the Onion is very soft and most of the liquid is absorbed, about 45 minutes.
 * 3) Increase the oven temperature to broil.
 * 4) In a another pan, bring the stock to a boil.
 * 5) Distribute the onions among soup bowls and pour the stock. Place a slice of baguette and cover with the grated Cheese. Place under broiler until Cheese melts and slightly browned.
 * 6) Serve at once. Serves 6.