Looks similar to colcannon, but champ is native to the North of Ireland. It's made by blending scallions or green onions with creamy mashed potatoes. Great on its own, served steaming hot with extra butter which will melt through it. But it's also the perfect side dish for good quality sausages.
a person who gives professional or expert advice: a consultant on business methods. a person who consults someone or something.
A consultant is engaged to fulfill a brief in terms of helping to find solutions to specific issues but the ways in which that is to be done generally falls to the consultant to decide, within constraints such as budget and resources agreed with the client.