Blueberry Raspberry Muffins

Name: Blueberry Raspberry Muffins
Ingredients: 2¼ cups all purpose flour; 1 cup granulated sugar; 1 tablespoon baking powder; ½ teaspoon salt; ⅛ teaspoon ground mace; ⅛ teaspoon ground cloves; ⅛ teaspoon ground ginger; ⅛ teaspoon ground cinnamon; 1¼ cup blueberries; 1 cup halved raspberries; 2 large eggs; 1 cup milk; 1 teaspoon vanilla; ½ teaspoon grated orange zest; 1 stick unsalted butter, melted; 1 ounce unsalted butter, room temperature; 1 ounce cream cheese, room temperature; ½ cup plus 2 tablespoons confectioners sugar; Small pinch salt; 1 tablespoon fresh lemon juice; ¼ teaspoon vanilla; ⅛ teaspoon grated orange zest