Hot Cross Buns

INGREDIENTS

• 1¼-ounce package active dry yeast (about 2½ teaspoons)
• ¾ cup warm milk, divided
• 3¼ to 3½ cups all-purpose flour
• ¼ cup plus 1 teaspoon granulated sugar, divided
• 1 teaspoon salt
• ½ teaspoon ground cardamom
• ½ teaspoon ground cinnamon
• ½ teaspoon ground allspice
• ¼ teaspoon ground cloves
• ¼ teaspoon ground nutmeg
• 4 tablespoons unsalted butter, at room temperature
• 2 eggs, at room temperature
• ¾ cup currants
• 2 teaspoons grated orange zest
• :
• 1 egg
• 1 tablespoon milk
• 2 teaspoons milk
• 6 tablespoons powdered sugar