1. Start boiling a large pot of water.

2. Place chicken and Cajun seasoning in a bowl and toss to coat.

3. In a large skillet over medium heat, sauté chicken in butter until chicken is cooked, about 5 to 7 minutes.

4. When the water comes to a boil, add the pasta and cook until al dente, about 7 minutes. Drain when done.

5. Reduce heat add green onion, cream, tomatoes, basil, salt, black pepper, and garlic powder; heat through.

6. Add the hot pasta and toss with Parmesan cheese.