Easy One-Bowl Cranberry Orange Loaf

Name: Easy One-Bowl Cranberry Orange Loaf
Prep time: 15 min
Cook time: 1 h
Total time: 1 h 15 min
Cuisine: Canadian, American
Ingredients: 2 cups all purpose flour; 1 cup white granulated sugar; 1 1/2 teaspoons baking powder; 1/2 teaspoon baking soda; 1 teaspoon salt; 1/4 cup butter (cold, salted or unsalted); Zest of 1 large orange; 3/4 cup freshly squeezed orange juice (from 1 large orange, plus water, as needed *See Note 1 below); 1 large egg (well beaten before adding *See Note 2 below); 1 - 1 1/2 cup raw cranberries (whole or chopped, fresh or frozen); 1 cup icing/confectioners' sugar; 1 Tablespoon freshly squeezed orange juice (or water, if you don't have any more oranges); 1/4 teaspoon orange zest (optional)