01 - Set oven temperature to 400°F and line a baking sheet with parchment paper.
02 - Whisk together flour, sugar, baking powder, and salt in a large mixing bowl.
03 - Add cold butter cubes and cut in using a pastry cutter or fingertips until mixture resembles coarse crumbs.
04 - In a separate bowl, whisk egg, heavy cream, orange zest, and vanilla extract until combined.
05 - Pour wet ingredients into dry and stir gently just until blended; avoid overmixing.
06 - Fold cranberries carefully into the dough.
07 - Turn dough onto a lightly floured surface and pat into a 7-inch circle about 1 inch thick.
08 - Slice dough into 8 wedges and arrange on prepared baking sheet, leaving space between pieces.
09 - Lightly brush the tops of wedges with additional heavy cream.
10 - Bake for 16 to 18 minutes or until scones turn golden brown; then transfer to a wire rack to cool.
11 - Whisk powdered sugar, orange juice, and zest until smooth and pourable.
12 - Drizzle the glaze over cooled scones and allow it to set before serving.