Irish Coffee Soda Bread | Saveur

Ingredients

• 2 cups all-purpose flour, plus more for dusting
• 2 cups whole-wheat flour
• ¹⁄₄ cup packed dark brown sugar
• 1 ¹⁄₂ tsp. Kosher salt
• 1 tsp. baking soda
• 4 tbsp. chilled unsalted butter, cut into 1/2-inch cubes
• 1 ¹⁄₂ cups buttermilk
• ¹⁄₄ cup Irish whiskey
• 3 tbsp. instant espresso powder
• 1 large egg, lightly beaten