1 (1 lb.) pkg. thin spaghetti
1 (8 oz.) bottle Italian dressing
1 med. red onion, chopped
1 lg. green bell pepper, chopped
1/2 c. olives, chopped
2 lg. tomatoes, chopped
3 tbsp. McCormick Supreme Salad Seasoning
Parmesan cheese (optional)

Cook spaghetti by package directions. Cool with cold water rinse. Mix all ingredients together. Tastes best if made night before. Sprinkle with Parmesan cheese before serving.