Preheat oven to 350°F (175°C). Grease a baking sheet.
In a medium bowl, whisk together the flour, baking powder, ground ginger, salt, and brown sugar. Cut in butter until the mixture resembles coarse crumbs.
Stir in crystallized ginger, walnuts, and nutmeg.
Add milk, 1 tablespoon at a time, stirring until a soft dough is formed.
Drop dough by tablespoonfuls onto prepared baking sheet. Flatten slightly with a fork.
Bake at 350°F (175°C) for 15-20 minutes, or until golden brown.
Allow to cool before serving.
Interesting Facts
Ginger is known for its anti-inflammatory and antioxidant properties.
Crystallized ginger is a spicy and sweet candy made from cooked and sweetened ginger root.
Walnuts are packed with healthy fatty acids and are a great source of protein.
Nutmeg is a spice made from the seed of an evergreen tree and has a warm, nutty flavor.