Simply put, u003cstrongu003eresting after roasting results in juicier meatu003c/strongu003e. Resting allows the juices to settle throughout. If you slice right out of the oven, all the juices run out - and you get dry pork. u003cbr/u003eu003cbr/u003eThe good news is you can make gravyu003cstrongu003e u003c/strongu003ewhile the pork rests.