Recipe: Warm and Flaky Buttermilk Biscuits Tall, fluffy buttermilk biscuits made even better warm from the oven with a pat of butter and drizzled with honey. A recipe that has been in my recipe box since before I was married. Ingredients 2 cups unbleached all-purpose flour 1/4 teaspoon baking soda 1 tablespoon baking powder 1 teaspoon kosher salt 6 tablespoons butter, cold, and cubed into smaller pieces 1 cup buttermilk or buttermilk substitute (1 cup milk w