Banana premium Robusta is also called as cavendish bananas. They are large in size and are green colored when unripe and turn to yellow when ripe. Along with the ripening process, the starches in the fruit turn into sugars making it sweeter. When it reaches the final stage brown-black sugar spots develop on the fruit and it is at its sweetest. The fruits of the Robusta bananas are eaten raw, used in baking, fruit salads, fruit compotes, and to complement foods.