NYT Cooking: This easy, breezy one-bowl loaf cake makes the perfect afternoon snack — and a perfect breakfast the next day, too. It’s lightly spiced and nut- and fruit-free, but feel free to add about 1/2 cup of chopped nuts or dried fruit, if that’s how you like your carrot cake. There is an optional bit of grated carrot in the lemony glaze, which doesn’t lend that much flavor, but provides a lovely light ...