Unhappy customers are voicing their complaints about a new peel-off film cover for hummus pots, which is supposed to be designed to reduce plastic waste.

In recent years, the battle against single-use plastics has been fought on numerous fronts, from bottle caps to shopping bags, and from cutlery to straws. However, a recent initiative by British supermarkets has encountered opposition from fans of hummus.

Sainsbury’s and Tesco have eliminated single-use plastic lids from their own-brand…