INGREDIENTS
2 cups
self-rising flour (,plus more for counter)
1 tbsp
baking powder
1/2 tsp
baking soda
3/4 cup
salted butter, cold (, cut into 1/2 inch pieces or grated)
1
large egg (, beaten + 1 for brushing)
3/4 cup
buttermilk (, plus 1 Tablespoon for brushing)