1\4 cup (1\2 stick ) butter 4 ,4 medium Granny Smith apples ( about 1 1\2 pounds ), peeled, cored and diced into 1\2 inch cubes 1 1\2 teaspoon ground cinnamon 1\4 teaspoon ground cinnamon 1\4 teaspoon ground allspice 1\4 teaspoon salt 1 1\2 cups uncooked Arborio rice 1\2 cup packed dark brown sugar 4 cups unfiltered apple juice , at room temperature 1 teaspoon vanilla optional toppings: dried cranberries, sliced almost, milk
