2 1/2 cups all-purpose flour
2 teaspoons baking powder
1 1/2 teaspoons ground black pepper
1 teaspoon kosher salt
1 teaspoon sugar
1/4 teaspoon baking soda
8 tablespoons unsalted butter, cubed and chilled
1 to 1 1/4 cups buttermilk, plus more for brushing
2 teaspoons flaky salt, such as Maldon
Bacon Butter, recipe follows
8 slices bacon
1/2 cup (1 stick) unsalted butter, at room temperature
1/8 teaspoon freshly ground pepper
Pinch kosher salt