White spaghetti (2 cups) with 8 meatballs (6 ounces), sauce (3/4 cup) and Parmesan cheese (2 tablespoons), garlic bread, iceberg-lettuce salad. This high-carbohydrate meal has—on average—a whopping number of calories (1,495) and fat grams (70) and more than a day’s worth of sodium, yet it’s shy in vitamins, minerals and other good things, such as antioxidants.