Put chicken between sheets of plastic wrap and flatten slightly with a meet mallet. Coat with 3 to 4 tablespoons of the Parmesan cheese and then dust with the flour. Sprinkle with salt and pepper. Heat the oil in a skillet over medium high heat; cook chicken until browned and cooked through.
Remove to serving dish; keep warm.
In same skillet, cook mushrooms, onion,
and rosemary until onions are soft. Add tomatoes; cook, uncovered, over medium heat
until thickened. Spoon mixture over chicken; sprinkle with remaining Parmesan cheese. Serve chicken with the sauce over spaghetti or other pasta.
Calories per serving: 415
Fat per serving: 15.5g