Eat a Montonous Diet for Weight Loss?

According to an article on the Mail Online website, eating the same kinds of foods day in, day out, can help people to maintain or lose weight, because individuals who do so tend to consume fewer calories than those with more variety in their diet. However, this clearly depends on the food you're eating, since if you eat junk food all day long, it's hard to see how you are going to keep your calorie intake under control!