Irreplaceable condiments, one-of-a-kind snacks and truly revolutionary products – our supermarkets are filled with foods that most will recognise in an instant. Whether invented by accident or out of necessity, these brands have stood the test of time and are among some of the most consumed foods in the world. Take a look as we count down the world's best food brands, in loveFOOD's opinion, based on their popularity and longevity.