Traditional Hot Cross Buns - Hey Recipe

Ingredients

• 2 (0.25-ounce) packages active dry yeast
• 2 cups whole milk (warmed to 110-115 degrees F)
• 2 large eggs (room temperature)
• 1/3 cup butter (softened)
• 1/4 cup sugar
• 1 1/2 teaspoons salt
• 1 teaspoon ground cinnamon
• 1/4 teaspoon ground allspice
• 6 cups all-purpose flour (plus more as needed)
• 1/2 cup dried currants
• 1/2 cup raisins
• 1 large egg yolk
• 2 tablespoons water
• 1 1/2 cups confectioners' sugar
• 4 teaspoons whole milk (plus more as needed)