Not all Valentine's Day treats need to be unhealthy! For the dieter in your life, swap out that tempting box of chocolate for this heart-shaped Salad.Advertisement - Continue Reading Below1 head iceberg lettuce1/4 c. your favorite salad dressingsaltFreshly ground pepperDirectionsStep 1Slice the Iceberg Lettuce into 4 (1 1/2-inch) slices. Stamp out 1 large heart from the