7 tablespoons unsalted butter, chilled and cut into thin slices
3/4 cup cold buttermilk plus 2 tbsp for brushing on top
Directions:
Preheat oven to 425 degrees F.
Line a baking sheet with a silicone baking mat or parchment paper.
Whisk together flour, baking powder, salt, and baking soda together in a large bowl.
Cut butter into flour mixture with a pastry blender until the mixture resembles coarse crumbs, should take about 5 minutes.
Make a well in the center of butter and flour mixture and pour in 3/4 cup buttermilk, stirring until just combined.
Turn dough onto a floured work surface, pat together into a rectangle.Fold the rectangle in thirds and turn halfway and repeat. Roll out on a floured surface to about 1/2 inch thick.
Cut out 12 biscuits with a standard round biscuit/cookie cutter and transfer to a sheet pan that has been sprayed with cooking oil. Brush the top of each with the extra buttermilk.
