Proper Hearty Country Chicken Noodle - Cooking with Kendra

Ingredients

• 5 lbs cooked chicken, shredded or diced
• 1 tbsp olive oil
• 1 medium yellow onion, finely chopped
• 2 medium carrots, peeled and diced
• 2 celery stalks, diced
• 8 oz cremini or button mushrooms, sliced (optional)
• 12 oz wide egg noodles
• 4 tbsp unsalted butter
• 1/3 cup all-purpose flour
• 4 cups chicken broth
• 1 cup whole milk or half-and-half
• 1/2 cup heavy cream
• 1 tsp dried thyme
• 1/2 tsp dried rosemary, crushed lightly
• 1/4 cup chopped fresh parsley
• Salt and freshly ground black pepper, to taste
• 1/2 cup frozen peas
• 1 cup shredded sharp cheddar cheese
• 1/2 cup shredded Gruyère or Monterey Jack cheese
• 1/2 cup panko breadcrumbs
• 2 tbsp melted butter (for topping)