2 C flour
2 t baking powder
1/2 t baking soda
1 T dark brown sugar
1 t salt
1 C cold buttermilk
1 stick unsweetened butter, melted and let sit 5 min
In another bowl, add the melted butter to the buttermilk, while stirring with a balloon whisk until butter clumps. Mix all ingredients.
Use 1/C portion/ice cream scoop to drop biscuits on parchment paper. Sprinkle white sugar on top. They will expand during cooking to be about 2 1/2" diameter, and 1 1/4" high. Cook 475 for 12 - 13 minutes.