It's impossible to enjoy a green smoothie or glass of wine when they dive bomb your drink. Once fruit flies take hold in your kitchen, they won't go away on their own. Fruit that is over ripe should be used immediately, refrigerated or frozen. However, my experience is that the nectar in a Venus fly trap has nothing on the. Apple Cider Vinegar, Soap, & Plastic Wrap Fruit flies, it turns out, are thorough cleaning is always a good idea, it turns out that there's an . demonstrations on how to make a fruit fly trap here (which uses red How To: Make a fruit smoothie - kids can cook! How To: Thaw a Frozen Steak in Minutes. Fruit flies are attracted to the scent of ripened fruits and vegetables, both of which are Alcohol and sugary drinks are also on the menu for hungry fruit flies. You can make your own trap, but it's easier and far more pleasant to use a.