Ambarella is from South and South-East Asia. In Vietnam, they soak the fruit in liquid and it's sweetened with artificial sweetener to taste like licorice. Ambarella can also be used as a skin softener.
African Moringa seeds can produce oil used for cooking. The thickened root of the plant has been used as horseradish in the past. This is now know to be dangerous due to the harmful alkaloids it contains that can lead to death!