Mix flour, baking powder, baking soda and salt in large bowl.
Add flour mixture and cubed butter to food processor; pulse until the butter is crumb size (or use a pastry blender).
Return to mixing bowl and form a well in middle of flour mixture then pour in buttermilk. Stir with spoon until mixture is just combined.
Place biscuit dough onto lightly floured surface and gently press dough out until 3/4" thick. Cut out biscuits using 3" biscuit cutter and place on greased baking sheet.
Bake 12-15 minutes or until golden brown. Enjoy!
Notes
For extra browning, paint the tops with egg wash before popping them into the oven!