Prepare the tortellini according to package directions; drain and set aside to cool.
with the pesto. In a salad bowl, toss the washed and dried romaine and spinach to create a bed for the other ingredients. Spread pasta on top of the lettuces. Next, layer the mozzarella, then the tomatoes, and drizzle with balsamic vinegar.
Finish the salad by sprinkling with parmesan cheese and garnish with fresh basil. For extra spice add just a pinch of red pepper flakes to top it all off.