1 Melt butter in a large skillet; add mushrooms; sauté over medium-high heat 15 minutes or until lightly browned. Stir in red wine vinegar. Season with salt and pepper to taste.
1. Melt butter in a large skillet; add mushrooms; sauté over medium-high heat 15 minutes or until lightly browned. Stir in red wine vinegar. Season with salt and pepper to taste.