. >> colleen thompson andalad. ellen shanley are the authors of "fueling the teen machine." okay. so, here we have a premium caesar salad with grilled chicken from mcdonald's and a quarter pounder without cheese. colleen, how do they compare? >> let's see what we have here. perfect salad. what a great choice, right? so, we've got the veggies. we've got grilled chicken -- a really good option. quarter pounder, no cheese. what do these guys have in common? well, once you start adding the dressing to your salad is when you can get into trouble. this particular dressing, the creamy caesar that they can offer with this salad, has as much fat as the amount of fat in that quarter pounder without cheese. >> how much fat? >> 18 grams in one packet of salad dressing compared to 19 grams in your quarter pounder without cheese. >> wow. so, what do you suggest? >> there's some great options. you can have -- perhaps use less, right? of dressing, or there's other options out there. there's low-fats, there's light dressings. you can save a lot of calories and keep the healthy salad. >> so, remembe