Fruit and vegetables are being rationed by some supermarkets as shortages caused by poor weather in southern Spain and north Africa lead to empty shelves in fresh food aisles.
Asda has a limit of three items each on packs of tomatoes, peppers, cucumbers, lettuce, salad bags, broccoli, cauliflower and raspberries.
Morrisons is introducing limits of two for tomatoes, cucumbers, lettuce and peppers.