Pierre Franey - Recipes - Sauce aux Champignons

Ingredients

• 1/4 pound fresh mushrooms
• 2 tablespoons butter
• 3/4 cup finely chopped onion
• 1/2 teaspoon finely minced garlic
• Salt and freshly ground pepper
• 1/4 cup dry white wine
• 1-1/2 cups chopped canned tomatoes
• 1/4 cup heavy cream