A 30g bowl of Waitrose Apple & Blueberry Porridge Pot contains 110 kcal, 7.0g of sugar (4.6g of free sugar), 1.6g of fibre and 3.9g of protein. With 125ml of semi-skimmed milk the bowl comes to 169 kcal and 12.9g of total sugar. It is classed as NOVA 4 (ultra-processed).
Of the 23.5g of sugar per 100g in Apple & Blueberry Porridge Pot, Boone counts 15.2g as free sugar. The rest (8.3g) is sugar in whole dried fruit and lactose from skimmed milk powder, which the NHS limit does not count. Method: total sugar less 1.1g from whole dried fruit and 7.2g lactose from skimmed milk powder (lactose estimated from the ingredient proportions).
Apple & Blueberry Porridge Pot is classed as NOVA 4, ultra-processed, because its ingredients include flavouring. These are industrial ingredients you would not use in a home kitchen. 1 of its 6 ingredients is of this kind.
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.