Creamy Mushroom Soup

Name: Creamy Mushroom Soup
Cuisine: American
Ingredients: 2 Tbsps ghee, grass-fed butter, unrefined coconut oil, or avocado oil; 1 large yellow onion, diced; 1-2 fresh garlic cloves, minced; 1 lb mushrooms, chopped; 2 Tbsps Arrowroot powder, gluten-free flour, or cornstarch; 4 cups chicken bone broth; 1 bay leaf; 4 Tbsps unsweetened coconut yogurt, coconut milk, Greek yogurt, cream, or sour cream; 2 tsps thyme (dried or fresh); a small handful of flat-leaf parsley, roughly chopped, to serve