So creamy and delish! We eat this pretty much every week!

12 oz of spaghetti
2 cups of cooked, shredded chicken
1 cup of sliced mushrooms
1/4 cup of butter
1/4 cup of all-purpose flour
2 cups of chicken broth
1 cup of heavy cream
1 cup of grated Parmesan cheese
1/2 teaspoon of garlic powder
1/2 teaspoon of onion powder
Salt and pepper to taste
1/4 cup of breadcrumbs
2 tablespoons of olive oil