Cheesy Chicken Asparagus Casserole

Bahan-bahan (6 porsi)

• 2 tablespoons extra-virgin olive oil (divided)
• 1 pound boneless skinless chicken breasts (cut into bite-sized pieces)
• 1 small yellow onion (diced)
• 1/2 cup all purpose flour
• 2 cups reduced sodium chicken broth
• 1 1/2 cups milk ((I used skim))
• 1 teaspoon kosher salt
• 1/2 teaspoon ground black pepper
• 1/2 teaspoon garlic powder
• 1/2 teaspoon dried thyme
• 1 cup uncooked freekeh
• 1 pound asparagus, (tough ends removed, cut into 2-inch pieces)
• 1 bunch spring carrots ((8 to 10 ounces) peeled, cut into 1/4-inch coins)
• 1/2 cup shredded cheese ((any kind that melts well, such as Gouda, Fontina Gruyere, or cheddar; I used Gouda))
• 1/4 cup freshly grated Parmesan cheese (for topping)