perfect potluck spaghetti salad

Ingredients

• 7 ounces angel hair spaghetti noodles
• 1 green bell pepper, chopped
• 1 red bell pepper, chopped
• 2 green onions, chopped
• 1 large tomato, seeded and diced
• 1 zucchini, diced
• 2 stalks celery, diced
• 1/4 cup parmesan cheese
• 1/4 cup red wine vinegar
• 1/4 cup olive oil
• 2 tablespoons packaged dry italian salad dressing mix
• 1 tablespoon parsley, finely chopped
• 1 tablespoon sugar