Abiu
Pouteria camito
 
Abiu is a tropical fruit tree originated in the Amazonian region of South America. It grows to an average of 33 feet high, and can grow as high as 116 feet under good conditions. Its fruits' shape varies from round to oval, pointed at the distal end. It has a caramel, jelly, fruit.
 
Seedling (nb: images are mature fruit trees).