¾ cup buttermilk
2 tbsp buttermilk for brushing the biscuits
2 cups all purpose flour
2 tsp baking powder
¼ tsp baking soda
1 tsp salt
7 tbsp butter, chilled in freezer and cut into thin slices
Preheat the oven to 425*
Line a baking sheet with parchment paper
Combine the baking soda, baking powder, flour and salt with a whisk
Using a pastry cutter, cut the butter into the flour mix. It should resemble coarse crumbs in about 5 minutes.
Make a well in the center of that mix and pour in the ¾ cup buttermilk, stir until just combined
Lightly flour the counter and place dough on the flour
Using your hands, pat into a rectangle
Fold this rectangle into thirds
Turn the dough one half turn
Pat into a rectangle once again.
Repeat steps 8,9,10 two more times
Roll the dough to one-half inch thickness
Cut out 12 biscuits using a 2 ½ inch cutter, do not twist the cutter. Push it in and lift it out immediately
Place the biscuits on the baking tray
Using your thumb, make an indent in the top of each biscuit
Brush the tops of the biscuits with buttermilk
Bake for about 15 minutes.