Biggest cultivated fruit in the world is

The biggest cultivated fruit in the world is the Jack fruit. The jackfruit is not your typical fruit. It's got a distinctive, musky smell and a flavour that some describe as Juicy Fruit gum.
The Jack fruit (Artocarpus heterophyllus), is the largest tree fruit in the world. Native to the Indo-Malaysian region, this species now grows throughout tropical regions of the world. The largest fruits may reach nearly 3 feet (0.9 m) in length and weigh up to 75 pounds (34 kg).