Prepare the tortellini according to the directions on the package.
While the tortellini is cooking combine olive oil, Parmesan cheese, lemon juice, garlic, Worcestershire sauce and salt in blender until smooth.
Once cooked, drain tortellini and combine with the fresh lemon and Parmesan sauce. Add tomatoes and season to taste.
As with any of my recipes, calorie counts and nutritional information varies greatly depending on which products you choose to use when cooking this dish.