Overview: The MasterChef semi-finals continue, and the pressure is on as tonight one more chef leaves the competition. First, the seven remaining amateurs face a challenge that will really put their skills to the test. They must cook the judges just one dish... but this time using scraps, trimmings and leftovers. Their choice of ingredients for the challenging scraps test includes chicken giblets and skin, bones, a pig's ear, fish heads and bones, roes, potato peelings, vegetable offcuts, stale bread and cheese rind.