jumlang fruit is a kind of black guava, which taste sweet and chocolate, this fruit is found in the area of Aceh, in general they consume it by using small chilli salt plus candied fruit is rare in other areas
https://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&cad=rja&uact=8&ved=2ahUKEwi-262CzebaAhVDvY8KHbRLBQIQjRx6BAgBEAU&url=http%3A%2F%2Fwww.pictaramviewer.com%2Ftags%2Fjamlang&psig=AOvVaw0SqUN_QCVn-RUk2QhJ_HAE&ust=1525335841393813