I find picking one calorific food and cutting it out, but otherwise eating the same works really well. For example I used to have small bottle of orange juice w

I find picking one calorific food and cutting it out, but otherwise eating the same works really well. For example I used to have small bottle of orange juice with lunch, which I cut out and it put my weight on a downward path. It is easier than worrying about the whole of your diet.