Whisk together the flour, baking powder, baking soda, salt, and sugar.
Cut in the cold butter using a food processor or by hand with a pastry cutter.
Add the buttermilk and mix gently just until combined, being careful not to overmix.
Roll the dough to 1 ¼ inch thickness on a floured surface. For flakier biscuits, fold a couple of times rolling out GENTLY to a thick rectangle before cutting
Cut out biscuits using a 2 ½ inch biscuit cutter.
Place the biscuits on a baking sheet and bake at 375°F for 18-20 minutes until lightly browned.
