Gluten Free Biscuit Recipe with Garlic and Herbs

Name: Gluten Free Biscuit Recipe with Garlic and Herbs
Prep time: 15 min
Cook time: 15 min
Total time: 60 min
Ingredients: 2 cups gluten-free flour blend (see notes); 1 teaspoon xanthan gum (omit if your flour blend contains it); 1 teaspoon 6 g fine sea salt; 1 tablespoon 12 g baking powder; ½ teaspoon 3 g baking soda; ½ teaspoon 2 g garlic powder; 1 Tablespoon fresh rosemary (minced); 1 Tablespoon fresh parsley (minced plus more for garnish); 6 tablespoons 87 g unsalted butter, cubed and very cold; ¾ cup 188 ml buttermilk, cold + 1 tablespoon, divided; 1 tablespoon butter (melted)