INGREDIENTS
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1 1/4 pounds boneless, skinless chicken breast (3 pieces) or, 1 package boneless, skinless chicken thighs, if you prefer dark meat
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Salt and freshly ground black pepper
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2 tablespoons (2 turns around the pan) extra-virgin olive oil
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1/2 teaspoon crushed red pepper flakes
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2 portobello mushroom caps, halved crosswise and thinly sliced
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4 cloves garlic, crushed and minced
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1/2 cup beef broth or stock
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1 (28-ounces) can crushed tomatoes
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A handful flat-leaf parsley, chopped
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1 pound egg ribbons or egg fettuccini, cooked to al dente
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Crusty bread and grated Parmigiano or Romano, for passing