More often than not, we tend to get disgusted by flies sticking to a rotten banana or mango. Apples, grapes etc are all fruits that are vulnerable. Is there any trick that will rid my kitchen of fruit flies?? There are sooo many and I don't know why they are here! All of the food that is out is fresh. Fruit flies recently decided to make a home in my kitchen. mangoes feels sacrilegious to me, and I think it impedes the fruit from ripening as it should. .. in with some of the produce shipments and attack the salad bar We.