01 - Set the oven to 400°F and line a baking sheet with parchment paper.
02 - In a large bowl, whisk together flour, sugar, baking powder, and salt until evenly mixed.
03 - Add cold, cubed butter to the dry ingredients and cut in with a pastry cutter or fingertips until the mixture resembles coarse crumbs.
04 - In a separate bowl, whisk heavy cream, egg, orange zest, and vanilla extract until combined.
05 - Pour the wet mixture into the dry ingredients, add cranberries, and gently stir just until incorporated without overmixing.
06 - Transfer dough onto a lightly floured surface and shape into an 8-inch round approximately 1 inch thick.
07 - Cut the dough into 8 equal wedges and place them spaced apart on the prepared baking sheet.
08 - Lightly brush the tops of the wedges with additional heavy cream.
09 - Bake for 16 to 18 minutes until golden brown and fully cooked; then let cool on a wire rack.
10 - Mix powdered sugar with orange juice until smooth and drizzle over cooled scones if desired.