Tips for controlling and getting rid of fruit flies in your home with a homemade fruit It seems that once they've invaded your kitchen, you can't get rid of them. . It just happened that for dinner one evening, we had fresh cucumbers in vinegar. According to popular opinion, this is one of the easiest and most effective techniques to eradicate and kill fruit flies. All you have to do is take a. Cucumber - How To Get Rid Of Fruit Flies. You should keep in mind that the reproduction of fruit flies is very fast and it is claimed that.