01 -
Turn the oven to 425°F and get a baking sheet ready with parchment paper.
02 -
Combine lemon zest with sugar by rubbing together. Add flour, salt, baking soda, and powder. Give it a whisk.
03 -
Blend cold butter into dry mix with your hands or a pastry cutter until it looks chunky, with pea-sized bits.
04 -
Stir egg into buttermilk, then gently fold it into the dry mix until it starts to come together.
05 -
Shape dough into an 8-inch circle, slice into 8 pieces, brush with buttermilk, and pop in the freezer for 15 minutes.
06 -
Bake for about 20 minutes until golden brown. Cool fully before drizzling with the lemon glaze.