Cajun Chicken Pasta

Name: Cajun Chicken Pasta
Cook time: 30 min
Total time: 30 min
Cuisine: Cajun And Creole
Ingredients: 1 pound penne pasta; 1 pound boneless skinless chicken breast cut into bite size pieces; salt & pepper; 2 TBSP unsalted butter, divided; 1 yellow onion, diced; green bell pepper, diced; 1 rib of celery, diced; 1 tsp garlic powder; 1 tsp paprika; 1/2 tsp onion powder; 1/2 tsp dried oregano; 1/2 tsp dried thyme; 1/2 tsp cayenne pepper; 1 cup heavy cream; 3 green onions, thinly sliced