Artificial tongue may help build better chocolate

Few can deny that one of life’s greatest gustatory pleasures is the first smooth release of fat, sugar and cocoa after taking a bite of your favorite chocolate. While many of us may wish to keep this feeling within the realm of culinary magic, scientists are usually not satisfied until they figure out the ‘how’ and ‘why’ of things.

So researchers at the University of Leeds (UL) in the UK did just that with an artificial tongue and a few slices of premium chocolate. They say the principle of chocolate pleasure all comes down to when fat is released, indicating that this discovery could lead to the development of healthier chocolate bars that deliver all the pleasure. I’m here.

In their quest to take all the fun out of eating chocolate, rather – to find out how chocolate’s ability to coat our mouths in all its glory really works – UL’s The researchers obtained four dark chocolate samples from Lindt Excellence Bars. 70-99% cocoa. Next, we set out to investigate the “frictional behavior” of chocolate.

To that end, they placed chocolate on an artificial tongue developed at the university in 2020. He’s seen artificial tongues sense the difference between whiskey, wine and beer, chamomile and he’s rated the sweetness of tea and apple juice, the researchers say. Their study is the first time such technology has been used to understand how chocolate lubricates the mouth.

After various chocolates were placed on the artificial tongue, the researchers imaged the results and used a branch of engineering called tribology, which is concerned with how surfaces and liquids interact, to allow the chocolate to melt and interact with saliva. I understand the behavior when interacting. .

They found that the satisfying silky sensation that chocolate provides in the mouth is due to the initial release of fat on the tongue and the way cocoa particles are subsequently coated with fat. Subsequent addition of fat deep into the chocolate bar had limited effect on mouthfeel. It says it may be possible to create chocolate bars with less fat. This makes for a healthier snack.

“By understanding the physical mechanisms that occur when people eat chocolate, we believe we can develop the next generation of chocolates that offer the feel and sensation of high-fat chocolate while being healthier options.” UL from the Faculty of Food Science and Nutrition at .

“Our study opens up the possibility that manufacturers can intelligently design dark chocolate to reduce its overall fat content. We believe it can be manufactured and provide the much-needed self-satisfying experience without adding too much fat inside the chocolate.”

A study was published in a journal ACS Applied Materials & Interfaces.

Source: University of Leeds by Eurekalert



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