Preheat the Broiler
In a larger Saucepan- Melt the butter, and add the flour.
Stir until the flour is absorbed and bubbly. (Don't let it brown!)
Slowly pour in the Chicken Broth while stirring.
This will make a smooth and thick sauce.
Season it with salt, lots of Pepper, Worcestershire Sauce, and wine or lemon juice.
Stir to combine.
(Taste for flavor)
Add the finely diced Chicken
If you want to add mushrooms, now is the time.
Stir until it's all combined.
Fill into OVEN SAFE bowls (they are going under the broiler!)
Top with Shredded Cheese
Broil until browned and bubbly on top... about 5 minutes? Keep your eye on it!
Serve with Slices of bread or Toast.