Scientists Just Made French Fries Way Less Unhealthy and We're Here for It

Photo by Diana Polekhina on Unsplash
Listen, we get it, french fries are basically peak comfort food. They’re crispy, they’re salty, they hit different. The only bummer? They’re absolutely loaded with oil and calories, which means your favorite fast food side is basically a health hazard wrapped in a paper cone. But hold up, because researchers at the University of Illinois just dropped something that might actually change the game.
Scientists have figured out how to make fries that taste and feel just as satisfying while using way less oil. The method combines traditional frying with microwave heating, and the research teams published their findings in two separate studies that basically break down the whole process. Honestly, it’s pretty wild.
So here’s the deal with fried foods: they contain seriously high levels of fat, which doctors have linked to obesity, hypertension, and other health issues. “Consumers want healthy foods, but at the time of purchase, cravings often prevail”, explains Pawan Singh Takhar, one of the study authors. “The high oil content adds flavor, but it also contains a lot of energy and calories”. That’s the eternal struggle, right? We know what’s good for us, but when that fry smell hits, logic kind of goes out the window.
The tricky part about making healthier fries is that oil naturally gets absorbed into potatoes during cooking. When you first start frying, potato pores are filled with water, so there’s no room for oil. But as the water evaporates, empty spaces open up, and negative pressure basically sucks oil into the fries. It’s annoying science, but it explains why fries are so oily.
Here’s where the microwave part gets clever. Microwaves heat food from the inside out, not the outside in like regular ovens. When microwaves penetrate the potato, they make water molecules oscillate, which creates more vapor and shifts the pressure to positive values. That positive pressure actually prevents oil from being absorbed as easily. Pretty smart, right?
But, and this is important, you can’t just microwave fries because they’ll turn into a mushy mess. That’s why the researchers designed a special microwave fryer that combines both methods. The traditional frying part keeps everything crispy and delicious, while the microwave heating reduces how much oil gets absorbed. It’s basically the best of both worlds.
The researchers tested everything obsessively: temperature, pressure, texture, moisture content, and oil absorption. And the results show that combining these two cooking methods actually works. You get the same satisfying crunch and taste that makes fries irresistible, but with significantly less fat in every bite.
This is exactly the kind of innovation we need, helping people make healthier choices without feeling like they’re missing out. Because let’s be real, nobody wants to give up fries. With this breakthrough, you might not have to.
AUTHOR: mb
SOURCE: Wired

























































