1/2 yellow onion, minced
1 large stalk celery, chopped
2 carrots, chopped
1 tbsp olive oil or butter
2 tbsp flour
2 cups roughly chopped cooked rotisserie chicken
2 quarts chicken stock
1/4 tsp garlic powder
1 large bunch kale, roughly chopped
9 oz package fresh cheese tortellini
1/2 cup heavy cream or half & half
1.5-2 tsp salt
pepper to taste
freshly grated Parmesan cheese for serving