‘Big four no more’: where now for UK grocers as Aldi overtakes Morrisons?

Aldi says it has served an extra 1.5 million customers over the past three months. Photograph: Richard Wayman/Alamy

If you want to know how hard things are at the moment in the UK, look no further than the see-sawing fortunes of the big supermarkets.

With food prices racing and the country on the brink of recession, sales are flying at Aldi and Lidl while middle-class favourites Ocado and Waitrose are faltering as people try to save money on their food shop amid plummeting living standards.