Ingredients 1 tablespoon olive oil 1 bell pepper, chopped 1 lb boneless, skinless chicken breasts, c...

Ingredients
1 tablespoon olive oil
1 bell pepper, chopped
1 lb boneless, skinless chicken breasts, cubed
salt and pepper to taste
1 teaspoon Worcestershire sauce
2 tablespoons butter
2-3 cloves garlic, finely chopped
1/2 tablespoon Italian seasoning
1/4 cup all-purpose flour
2 cups milk
1 cup heavy whipping cream
2-3 tablespoons chopped pickled jalapeños, plus extra slices for serving
1 1/2 cups (6 oz) grated Parmesan cheese, plus more for serving
1 cup (4 oz) shredded cheddar cheese, divided
1 lb penne or cavatappi pasta, cooked and drained
Red pepper flakes or hot sauce, optional