1. Place a saucepan on heat, boil water and add tortellini in it. Cook for about 10 minutes.
2. Strain tortellini, and rinse it with cold water for 20 seconds. Drain.
3. In a large salad bowl, add tortellini, cherry tomatoes, and spinach.
4. Throw olives, and parmesan cheese. Toss.
5. Pour Italian dressing. Sprinkle salt and pepper. Toss them together.
6. Serve it immediately with grilled chicken.