Cook the pasta according to package instructions until al dente. Drain and rinse it under cold water to stop cooking. Let it cool completely before mixing with other ingredients.
Season chicken breasts with olive oil, garlic powder, salt, and pepper. Grill them until fully cooked and slightly charred on the outside. Let them rest before slicing to keep them juicy.
Wash and chop the romaine lettuce into bite-sized pieces. Grate fresh Parmesan cheese and prepare croutons. Fresh prep makes a big difference in taste and texture.
In a large bowl, combine cooled pasta, chopped lettuce, and sliced chicken. Add Caesar dressing and toss everything gently until evenly coated.
Sprinkle Parmesan cheese and croutons over the salad. Squeeze fresh lemon juice on top for a zesty finish. Toss lightly again and serve immediately.