For the pasta and chicken
01 -
12 oz (340 g) penne pasta
02 -
1 lb (450 g) boneless skinless chicken breast, cut into bite-size pieces
03 -
1 1/2 tablespoons Cajun seasoning
04 -
1 tablespoon olive oil
05 -
1/2 teaspoon kosher salt, plus more for pasta water
06 -
1/4 teaspoon black pepper
For the sauce
07 -
2 tablespoons unsalted butter
08 -
1 small yellow onion, diced
09 -
1 red bell pepper, sliced
10 -
2 jalapeños, thinly sliced, seeds removed if desired
11 -
4 cloves garlic, minced
12 -
2 tablespoons all-purpose flour
13 -
1 3/4 cups (415 ml) low-sodium chicken broth
14 -
1 cup (240 ml) heavy cream
15 -
1 cup (90 g) freshly grated Parmesan cheese
16 -
2 tablespoons chopped fresh parsley, optional