Cheddar Soda Bread

Bahan-bahan (12 porsi)

• 2½ cups all-purpose flour, (spooned into measuring cup and leveled-off)
• 2 teaspoons baking powder
• 1 teaspoon baking soda
• 1 teaspoon salt
• 4 tablespoons cold unsalted butter, (cut into ½-in (13-mm) chunks, plus more for greasing the pan)
• 8 oz extra sharp Cheddar cheese, (shredded (about 2 cups))
• 1¼ cups low fat buttermilk ((see note))
• 1 large egg