Turkey Tetrazzini

Ingredients

• 3 cups turkey
• 1/2 cup chicken broth
• 1/4 cup parmesan cheese
• 1/4 teaspoon garlic powder
• 1/2 cup unsalted butter
• 1/2 teaspoon Kosher salt
• 1/8 teaspoon cayenne pepper
• 1/2 teaspoon pepper
• 1 box spaghetti noodles
• 1 tablespoon fresh parsley
• 2 cups sour cream
• 2 cans cream of mushroom soup
• 2 cups shredded mozzarella cheese
• 1/4 teaspoon onion powder