Name: Mashed Potato Buttermilk Biscuits
Prep time: 25 min
Cook time: 15 min
Total time: 50 min
Yield: 4 servings (8 biscuits)
Cuisine: American
Ingredients: 280g (2 1/4 cups) all-purpose flour, plus more for dusting; 1 tablespoon (12g) baking powder; 1/2 teaspoon (2g) baking soda; 1 teaspoon (6g) Diamond Crystal kosher salt (or 1/2 teaspoon fine sea salt); 113g (8 tablespoons / 1/2 cup) unsalted butter, very cold, cut into 1/2-inch (1.25 cm) cubes; 120g (1/2 cup) plain mashed potatoes, cooled (preferably riced or passed through a food mill); 180ml (3/4 cup) cold buttermilk, plus 1 tablespoon for brushing

Magic Sous

Mashed Potato Buttermilk Biscuits — Magic Sous