01 - Preheat oven to 400°F and line a baking sheet with parchment paper.
02 - In a large bowl, whisk together flour, sugar, baking powder, salt, cinnamon, ginger, cardamom, cloves, nutmeg, and ground black tea.
03 - Add cold cubed butter; use a pastry cutter or fingers to incorporate until mixture resembles coarse crumbs.
04 - In a separate bowl, whisk together cold milk, egg, and vanilla extract.
05 - Pour wet ingredients into dry mixture and gently stir with a fork until just combined, avoiding overmixing.
06 - Turn dough onto a floured surface and pat into a 1-inch thick circle.
07 - Cut dough into 8 wedges and place them onto the prepared baking sheet.
08 - Brush tops with heavy cream or milk and sprinkle with turbinado sugar if desired.
09 - Bake for 16 to 18 minutes or until golden brown.
10 - Allow scones to cool slightly before serving.