Preparation:
Melt the butter in a large saucepan or Dutch oven and saute' the onion,
garlic, scallions, and ham for 5 minutes. Add the mushrooms, reduce the heat
to medium and cook for 2 minutes. Blend in the flour and cook, stirring, for
4 minutes, then add the Worcestershire, beef stock, thyme, and bay leaf.
Simmer until the sauce thickens, about 1 hour. Before serving, remove the
bay leaf and add the parsley. Season with salt and pepper to tast |