Naturally, you can record everything by hand -- if you're willing to research and record calories, fat, etc in each thing you eat. But, boy will it be tedious!
Since I'm kind of a gear geek and use apps for all kinds of things, I really recommend that you get My Fitness Pal, not only because it records EVERYTHING, but because, once you get over the resistance and early learning curve, it's like a game. You really only need to track things for a few weeks; after that, you'll pretty much know what's what. So......