
It is, of course, not just what you eat on a fast day but how much you eat of it. 500 calories a day (or 600 if you’re a lucky male) is not a lot so every calorie counts.Surprisingly one of the easiest ways to do that is to cut down on the recommended portion size on ready-made products. The manufacturers of big 600ml tubs of soup, for example, assume you’re going to divide the pot between you. In fact you can divide it into three - 200ml is quite enough for a bowlful, especially if you add a splash of water to thin it out. (Most ready-made soups, I find, are too thick and gloopy*) 40g of porridge...