If you are making a homemade Italian dressing, prepare it ahead by placing all ingredients in a mason jar and shaking until combined. If not, you can use your favorite store-bought Italian dressing.
Cook the tortellini in salted water according to the directions.
Drain the tortellini and then rinse with cool water and drain.
Add the tortellini to a large mixing bowl.
Add the remaining ingredients to the tortellini and gently mix together.
Pour half of the dressing over the salad and gently toss. Taste and add more dressing to taste or save the remaining dressing and add to the salad before serving.