Sausage Roll-ups

Ingredients

• 21⁄2 cups (300 g) all-purpose flour, plus more for dusting
• 1 tablespoon granulated sugar
• 2 teaspoons baking powder
• 1 teaspoon salt
• 1⁄4 teaspoon baking soda
• 1⁄2 cup (1 stick/115 g) unsalted butter, cut into thin slices and very cold
• 1 cup (240 ml) buttermilk
• 1 pound (455 g) bulk Italian sausage or breakfast sausage (see recipes)
• Cooking spray