The banana is a lengthy yellow fruit found in the market in groups of 3-20 fruits, similar to a triangular cucumber, blong and normally yellow. Its flavor is more or less sweet, depending on variety, nutrition and eating. The apple banana is rich in fiber, potassium and some beneficial vitamins for health. A stubby, thick skinned, golden yellow fruit that is commonly known as apple banana this gourmet banana has a delicious, sweet taste with a hint of apple and strawberry. This short, plump, finger sized variety will turn dark yellow when ripe.