Ginger Scones

Details

Ingredients

• 2 ¼ cups all-purpose flour
• 3 tablespoons white sugar
• 1 ½ teaspoons ground ginger
• ½ teaspoon ground cardamom
• 2 teaspoons baking powder
• ½ teaspoon baking soda
• ½ teaspoon salt
• ½ cup unsalted butter, frozen
• ½ cup finely chopped crystallized ginger
• 1 cup buttermilk
• 1 egg
• 1 ½ teaspoons vanilla extract
• 1 egg
• 1 teaspoon water
• 3 tablespoons coarse sugar, or as needed