Drop snow peas into boiling water; boil 1 minute, and remove with a slotted spoon. Place broccoli in boiling water; boil 1 minute, and drain. Combine peas, broccoli, tomatoes, mushrooms, and olives. Cook pasta according to package directions; drain, and let cool slightly. Combine vegetables, pasta, and 1 tablespoon Parmesan cheese in a large bowl; add salad dressing and toss well. Chill several hours before serving. Garnish with additional Parmesan cheese, if desired. Serve with Deli Meats and warm French bread.