How To Pipe Gingerbread Cookies. Combine the dry ingredients.in a large mixing bowl, whisk together flour, baking soda, ginger, cinnamon, all spice, and salt.set aside. How to make the best gingerbread cookies.

You can add milk, a tablespoon at a time, until it reaches a thin consistency, to your first batch of royal icing. Combine the dry ingredients.in a large mixing bowl, whisk together flour, baking soda, ginger, cinnamon, all spice, and salt.set aside. See more ideas about cookie decorating, piping tutorial, icing.