McDonald's meals have been enjoyed by millions of people for many years now. This American brand has become the number 1 fast-food chain in the world and is a must in our daily lives.Whether we eat there or not, it is impossible not to pass by one of the many locations found around the world. And for those who decide to walk in, the variety of choices when it comes to hamburgers, wraps, fries, and desserts can make your head spin.But, no matter what you choose, you will inevitably reach for the fries at some point.Here's THE way to eat your fries with ketchupAs it turns out, McDonald's has revealed that we have been eating our fries all wrong! Pouring them in the lid of your hamburger box or spreading the ketchup on your fries while they are still in the box are two strategies that people employ, but neither is the correct way to go about it. I am today years old when I come to know that flip on fries box is for this purpose 😊😁 pic.twitter.com\/5mr7iTqV1B— Assassin Rana (@AssassinRajput) July 20, 2020 According to the Today Years Old Twitter account, there is a small flap at the back of the fries container that is meant to be folded down as a way to hold the ketchup.Did y’all know the flap on your fries box actually has a purpose?We are speechless.This great news was revealed in a Twitter post which received more than 1,400 likes and 800 comments in just a few hours.While some internet users are captivated by this discovery, others remain more sceptical…A perfect way to accidentally catapult ketchup onto your nice clean shirt.I am shocked!So next time you go to McDonald's, take a closer look at your fries box!Check out the video above for more details.