This number rises to 55% in 18 to 25-year-olds, suggesting there is a fantastic opportunity for retailers to increase penetration with our Galaxy chocolate digestive biscuits.” The digestive’s other major ingredients are fat and sugar. Or rather, sugar-like substances, such as invert sugar syrup, a sweeter-than-sugar mixture of glucose and fructose much loved by industrial biscuit bakers as it improves the browning and flavour. It’s also considered an indicator that the food is ultra-processed, and so should be consumed with circumspection – however, we don’t need a health report to know not to stuff ourselves with biscuits.

I used the Galaxy Caramel Buttons to decorate the top purely because I saw them in the shop and they looked yummy, but if you can't find them then use pieces of Galaxy Caramel chocolate bar instead.Digestives are the sensible jersey of the biscuit world, comforting without being fancy. There are recipes for homemade versions on the internet but this seems an odd idea, much like those dough presses designed so you can spend hours sweating in the kitchen to make custard creams that look just like ones you buy, but at five times the cost. Galaxy owner Mars says: "Combining the classic crunchy base of a digestive biscuit, with the irresistible creamy taste of smooth, finely milled Galaxy milk chocolate, this is a biscuit designed for you to enjoy for that little bit longer… Every last crumb!" Aside from providing a calorie boost for exhausted health workers, are digestives (whose recipe is nearly two centuries old) any better for you than other biscuits?

To make the base, use a food processor to whizz up the biscuits into crumbs. Mix in melted butter and press the mixture into the bottom of a 23cm springform tin. Put it in the fridge for 30 minutes to set.

It comes after category leader McVitie’s launched a non-HFSS digestive biscuit – Wholesense Digestives – in June. Mars Chocolate Drinks and Treats GM Michelle Frost said Mars is responding to "extremely limited choice" in the branded digestive market.