01 - Preheat oven to 400°F. Line a baking sheet with parchment paper.
02 - In a large bowl, whisk together flour, sugar, baking powder, and salt.
03 - Add cold butter cubes and cut in with a pastry cutter or fingertips until mixture resembles coarse crumbs.
04 - In a separate bowl, whisk together egg, heavy cream, orange zest, and vanilla extract.
05 - Pour wet mixture into dry ingredients and gently stir just until combined, avoiding overmixing.
06 - Gently fold in cranberries ensuring even distribution without breaking them.
07 - Turn dough onto a lightly floured surface and pat into a 7-inch diameter circle about 1 inch thick.
08 - Cut dough into 8 wedges and place them spaced apart on the prepared baking sheet.
09 - Lightly brush the tops of each wedge with a little heavy cream.
10 - Bake 16 to 18 minutes until golden brown. Transfer to wire rack to cool.
11 - Whisk powdered sugar, orange juice, and orange zest until smooth and pourable, then drizzle over cooled scones. Allow glaze to set before serving.