These are fantastic spooned over toast, or a side dish to beef. If your mushooms are large then slice them.
- Melt butter in a large heavy Dutch oven or skillet over medium heat.
- Add/stir in flour to blend.
- Add in mushrooms, wine, broth, onion, garlic and Worcestershire sauce; cook until the mushrooms are tender and the sauce thickens, stirring occasionally (about 40 minutes).
- Season with salt and pepper.
- Transfer to a bowl.
- Sprinkle with chopped fresh parsley.