By Sophia Papamavroudi & Joseph Wilkes The Royal Family may have access to the world’s finest cuisines, but there are four foods they typically avoid during engagements – and one of them might surprise you. While some of these items are common in most British kitchens, others are considered “rarer” and are avoided due to the risk of illness, while another is a “no-no” because of the King’s principles. Two very common items usually found in our kitchens – onions and garlic – are mostly avoided by members of the Royal Family. Former Royal chef John Higgins once revealed: “At Buckingham Palace, y…