Irish Spice Bread with Whiskey Glaze

Name: Irish Spice Bread with Whiskey Glaze
Ingredients: Bread; 2 cups white whole wheat flour (or all-purpose); 2 teaspoons baking powder; 1/2 teaspoon baking soda; 1/4 teaspoon cinnamon; 1/4 teaspoon nutmeg; 1/4 teaspoon allspice; 1/2 teaspoon ginger; 1/2 teaspoon salt; 1 cup raisins; 1/4 cup candied citron, chopped; 1/2 cup butter; 3/4 cup brown sugar; 1/3 cup honey; 1/3 cup molasses; 1 large egg; 1/4 cup milk; Glaze (optional); 1 tablespoon butter, unsalted; 1 cup powdered sugar; 1/2 teaspoon vanilla; 3 tablespoons Irish whiskey (or orange juice); Pinch sea salt