Creamy Poblano Pasta

Name: Creamy Poblano Pasta
Cook time: 35 min
Total time: 35 min
Cuisine: Mexican
Ingredients: 1 pound pasta (rigatoni, penne, or your favorite); 3 tablespoons butter; 3 medium Poblano chiles (or 4 small, or 2 large, diced measure in cups); 1/2 onion (diced); 1/2 jalapeño (optional, adjust for spice level: 1/2 for medium heat, 1/4 for mild, or omit for no spice); 2 garlic cloves (minced); 3 tablespoons flour; 1 ¾ cups chicken broth; 1/4 cup heavy cream; 1/2 teaspoon salt; Freshly cracked black pepper; 1/2 cup Parmesan cheese (for topping)