01 -
Line a sheet tray with parchment paper and set aside.
02 -
In a large bowl, whisk together flour, baking powder, baking soda, and salt until well mixed.
03 -
Add cold diced butter and cut it into the dry ingredients using a pastry cutter until the mixture resembles coarse crumbs smaller than peas. Set aside.
04 -
In a separate bowl, whisk buttermilk, brown sugar, and vanilla extract until combined.
05 -
Add wet ingredients to the dry mixture and stir gently until almost fully incorporated.
06 -
Fold in shredded zucchini and semi-sweet chocolate chips until evenly distributed. The dough will be slightly sticky.
07 -
Lightly dust a clean work surface with flour. Form the dough into a ball, flatten the top, dust lightly with flour, and roll out to an 8-inch circle.
08 -
Cut the dough circle into eight equal triangles.
09 -
Separate the triangles and arrange them 2-3 inches apart on the prepared sheet tray. Refrigerate for 15 minutes.
10 -
While chilling, preheat the oven to 400°F (204°C).
11 -
Brush the remaining 1 tablespoon of buttermilk over the tops of the scones using a pastry brush.
12 -
Place the tray on the middle oven rack and bake for 17-20 minutes until scones turn lightly golden brown.
13 -
Allow scones to cool on the tray for 10 minutes, then transfer to a wire rack to cool completely.
14 -
Optionally drizzle melted chocolate over cooled scones and serve immediately.