McDonald’s staff have unveiled ‘secret menu items’ that could threaten to topple your favourite fast food staples.

Taking to Reddit, users keen to discover more about these covert culinary creations had turned to the McDonald’sEmployees thread for enlightenment. In one such revelation, a McDonald’s worker confessed: “I always make myself a McDouble Only lettuce, Mac sauce, And cheese (of course), And one strip of bacon.”

Another insider offered some economical advice: “Sausage muffin on the…