recipe for mushroom soup

Ingredients 2 tablespoons unsalted butter 1 medium onion, finely chopped 2 cloves garlic, minced 1 pound mushrooms, sliced (you can use a mix of button, cremini, or portobello) 1 teaspoon dried thyme 1/4 cup all-purpose flour 4 cups chicken broth (or vegetable broth) 1 cup heavy cream Salt and black pepper to taste Fresh parsley, chopped (for garnish)