Chicken Stuffed Shells

Bahan-bahan (8 porsi)

• 12 oz jumbo pasta shells (~1 box)
• 5 tbsp butter (divided)
• 1 medium onion (peeled and diced)
• 2 cloves garlic (minced)
• 2 lbs boneless skinless chicken thighs (cut into 1/2 inch pieces)
• 1/2 cup all purpose flour
• 2 cups chicken stock (no sodium preferred)
• 1 1/2 cups milk
• 4 cups mozzarella cheese (shredded)
• 1/4 cup fresh flat leaf parsley (finely chopped)
• 10 oz frozen peas (~1 bag)
• salt and freshly ground pepper (to taste)
• 1 cup parmesan (finely grated)