A 30g bowl of M&S Mixed Berry & Apple Porridge contains 117 kcal, 3.8g of sugar (1.6g of free sugar), 2.3g of fibre and 4.5g of protein. With 125ml of semi-skimmed milk the bowl comes to 176 kcal and 9.7g of total sugar. It is classed as NOVA 3 (processed).
Of the 12.8g of sugar per 100g in Mixed Berry & Apple Porridge, Boone counts 5.2g as free sugar. The rest (7.6g) is sugar in whole dried fruit and lactose from milk powder, which the NHS limit does not count. Method: total sugar less 2.2g from whole dried fruit and 5.3g lactose from milk powder (estimated where the pack gives no percentage).
Mixed Berry & Apple Porridge is classed as NOVA 3, processed. It is made from grains or other whole foods with culinary ingredients such as sugar, salt, oil or malt extract added, but none of the industrial ingredients that mark a food as ultra-processed.
Boone classifies processing from the published ingredient list using the NOVA system. Added vitamins and minerals are not counted as a marker of ultra-processing.