What is the most expensive sandwich?
What is the most expensive sandwich? But some Guinness World Records just require a lot of cheese, a lot of butter and a little bit of gold. Since 2014, New York City's Serendipity3 has laid claim to the Guinness World Record for the world's most expensive sandwich: a grilled cheese that costs a whopping $214.
What is the most expensive food in the world?
Caviar is the most expensive food in the world — a 1kg tin of beluga on King's website retails for nearly £5,000 — as the roe can only come from a sturgeon, which takes between eight and 18 years to produce eggs large enough for harvesting.