Cooking spray
6 cups chicken stock
2 cups cooked, shredded chicken v
1 cup onion, chopped
1 cup diced carrot
1 cup sliced celery
1 box (6 ounces) long grain and wild rice mix
1 tablespoon fresh thyme or ½ teaspoon dried
1 can (10.5 ounces) cream of chicken soup
1 package (8 ounces) sliced fresh mushrooms
½ cup heavy cream
Salt and pepper to taste