cream of mushroom soup recipe

Ingredients 2 tablespoons butter 1 small onion, finely chopped 2 cloves garlic, minced 1 lb mushrooms, sliced (such as cremini, button, or a mix) 1/4 cup all-purpose flour 4 cups chicken or vegetable broth 1 cup heavy cream 1/2 teaspoon dried thyme Salt and pepper to taste Fresh parsley, chopped, for garnish