Can be prepared in 45 minutes or less.

Ingredients

　　2 tablespoons unsalted butter

　　1 tablespoon olive oil

　　3 large shallots, chopped fine (about 1/2 cup)

　　3/4 pound mushrooms, half of them sliced and the rest chopped fine

　　3 tablespoons cream Sherry

　　2 cups low-salt chicken broth

　　1/4 cup chopped fresh chives or scallion greens

　　In a saucepan melt butter with oil over moderate heat until foam subsides and sauté shallots and mushrooms over moderately high heat, stirring, until liquid mushrooms give off is evaporated and mushrooms begin to brown. Add Sherry and boil until evaporated. Stir in broth and simmer 15 minutes, or until mixture is reduced to about 2 1/2 cups. Stir in chives or scallion greens and season soup with salt and pepper.