INGREDIENTS
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1/4 cup extra-virgin olive oil
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10 ounces white mushrooms, stems discarded and caps quartered
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Salt and freshly ground pepper
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1 pound hanger steak, sliced across the grain 1 inch thick
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1/4 cup all-purpose flour
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1/3 cup dry red wine
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1 tablespoon unsalted butter
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1 small onion, thinly sliced
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1 small garlic clove, minced
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1 1/2 cups chicken stock or low-sodium broth
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1 tablespoon Worcestershire sauce
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1/2 cup sour cream
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1 teaspoon chopped thyme leaves
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1 tablespoon chopped flat-leaf parsley
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Buttered fettuccine or egg noodles, for serving